[ALSA] Remove zero-initialization of static variables

Removed zero-initializations of static variables.
A tiny optimization.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/arm/sa11xx-uda1341.c

@@ -112,7 +112,7 @@ MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("SA1100/SA1111 + UDA1341TS driver for ALSA");
 MODULE_SUPPORTED_DEVICE("{{UDA1341,iPAQ H3600 UDA1341TS}}");
 
-static char *id = NULL;	/* ID for this card */
+static char *id;	/* ID for this card */
 
 module_param(id, charp, 0444);
 MODULE_PARM_DESC(id, "ID string for SA1100/SA1111 + UDA1341TS soundcard.");

sound/core/info.c

@@ -143,12 +143,12 @@ EXPORT_SYMBOL(snd_iprintf);
 
  */
 
-static struct proc_dir_entry *snd_proc_root = NULL;
-struct snd_info_entry *snd_seq_root = NULL;
+static struct proc_dir_entry *snd_proc_root;
+struct snd_info_entry *snd_seq_root;
 EXPORT_SYMBOL(snd_seq_root);
 
 #ifdef CONFIG_SND_OSSEMUL
-struct snd_info_entry *snd_oss_root = NULL;
+struct snd_info_entry *snd_oss_root;
 #endif
 
 static inline void snd_info_entry_prepare(struct proc_dir_entry *de)
@@ -972,7 +972,7 @@ EXPORT_SYMBOL(snd_info_unregister);
 
  */
 
-static struct snd_info_entry *snd_info_version_entry = NULL;
+static struct snd_info_entry *snd_info_version_entry;
 
 static void snd_info_version_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
 {

sound/core/init.c

@@ -38,8 +38,8 @@ struct snd_shutdown_f_ops {
 	struct snd_shutdown_f_ops *next;
 };
 
-static unsigned int snd_cards_lock = 0;	/* locked for registering/using */
-struct snd_card *snd_cards[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = NULL};
+static unsigned int snd_cards_lock;	/* locked for registering/using */
+struct snd_card *snd_cards[SNDRV_CARDS];
 EXPORT_SYMBOL(snd_cards);
 
 static DEFINE_MUTEX(snd_card_mutex);
@@ -529,7 +529,7 @@ int snd_card_register(struct snd_card *card)
 EXPORT_SYMBOL(snd_card_register);
 
 #ifdef CONFIG_PROC_FS
-static struct snd_info_entry *snd_card_info_entry = NULL;
+static struct snd_info_entry *snd_card_info_entry;
 
 static void snd_card_info_read(struct snd_info_entry *entry,
 			       struct snd_info_buffer *buffer)

sound/core/oss/pcm_oss.c

@@ -45,7 +45,7 @@
 
 #define OSS_ALSAEMULVER		_SIOR ('M', 249, int)
 
-static int dsp_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 0};
+static int dsp_map[SNDRV_CARDS];
 static int adsp_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 1};
 static int nonblock_open = 1;
 

sound/core/pcm.c

@@ -1072,7 +1072,7 @@ static void snd_pcm_proc_read(struct snd_info_entry *entry,
 	mutex_unlock(&register_mutex);
 }
 
-static struct snd_info_entry *snd_pcm_proc_entry = NULL;
+static struct snd_info_entry *snd_pcm_proc_entry;
 
 static void snd_pcm_proc_init(void)
 {

sound/core/rawmidi.c

@@ -43,7 +43,7 @@ MODULE_DESCRIPTION("Midlevel RawMidi code for ALSA.");
 MODULE_LICENSE("GPL");
 
 #ifdef CONFIG_SND_OSSEMUL
-static int midi_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 0};
+static int midi_map[SNDRV_CARDS];
 static int amidi_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 1};
 module_param_array(midi_map, int, NULL, 0444);
 MODULE_PARM_DESC(midi_map, "Raw MIDI device number assigned to 1st OSS device.");

sound/core/seq/seq_device.c

@@ -80,7 +80,7 @@ static LIST_HEAD(opslist);
 static int num_ops;
 static DEFINE_MUTEX(ops_mutex);
 #ifdef CONFIG_PROC_FS
-static struct snd_info_entry *info_entry = NULL;
+static struct snd_info_entry *info_entry;
 #endif
 
 /*

sound/core/seq/seq_dummy.c

@@ -66,7 +66,7 @@ MODULE_LICENSE("GPL");
 MODULE_ALIAS("snd-seq-client-" __stringify(SNDRV_SEQ_CLIENT_DUMMY));
 
 static int ports = 1;
-static int duplex = 0;
+static int duplex;
 
 module_param(ports, int, 0444);
 MODULE_PARM_DESC(ports, "number of ports to be created");

sound/core/sound.c

@@ -332,7 +332,7 @@ EXPORT_SYMBOL(snd_unregister_device);
  *  INFO PART
  */
 
-static struct snd_info_entry *snd_minor_info_entry = NULL;
+static struct snd_info_entry *snd_minor_info_entry;
 
 static const char *snd_device_type_name(int type)
 {

sound/core/sound_oss.c

@@ -209,7 +209,7 @@ EXPORT_SYMBOL(snd_unregister_oss_device);
 
 #ifdef CONFIG_PROC_FS
 
-static struct snd_info_entry *snd_minor_info_oss_entry = NULL;
+static struct snd_info_entry *snd_minor_info_oss_entry;
 
 static const char *snd_oss_device_type_name(int type)
 {

sound/core/timer.c

@@ -1106,7 +1106,7 @@ static void snd_timer_proc_read(struct snd_info_entry *entry,
 	mutex_unlock(&register_mutex);
 }
 
-static struct snd_info_entry *snd_timer_proc_entry = NULL;
+static struct snd_info_entry *snd_timer_proc_entry;
 
 static void __init snd_timer_proc_init(void)
 {

sound/drivers/virmidi.c

@@ -65,7 +65,7 @@ MODULE_SUPPORTED_DEVICE("{{ALSA,Virtual rawmidi device}}");
 
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
-static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0};
+static int enable[SNDRV_CARDS];
 static int midi_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
 
 module_param_array(index, int, NULL, 0444);

sound/isa/gus/interwave.c

@@ -70,9 +70,9 @@ static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
 				/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
-static int midi[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
+static int midi[SNDRV_CARDS];
 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
-static int effect[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
+static int effect[SNDRV_CARDS];
 
 #ifdef SNDRV_STB
 #define PFX "interwave-stb: "

sound/isa/opl3sa2.c

@@ -59,7 +59,7 @@ static long midi_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x330,0x300 */
 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 0,1,3,5,9,11,12,15 */
 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
-static int opl3sa3_ymode[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 };   /* 0,1,2,3 */ /*SL Added*/
+static int opl3sa3_ymode[SNDRV_CARDS];   /* 0,1,2,3 */ /*SL Added*/
 
 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for OPL3-SA soundcard.");

sound/isa/sb/emu8000_patch.c

@@ -23,7 +23,7 @@
 #include <asm/uaccess.h>
 #include <linux/moduleparam.h>
 
-static int emu8000_reset_addr = 0;
+static int emu8000_reset_addr;
 module_param(emu8000_reset_addr, int, 0444);
 MODULE_PARM_DESC(emu8000_reset_addr, "reset write address at each time (makes slowdown)");
 

sound/isa/sb/sb16.c

@@ -85,7 +85,7 @@ static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3 */
 static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 5,6,7 */
 static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
 #ifdef CONFIG_SND_SB16_CSP
-static int csp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
+static int csp[SNDRV_CARDS];
 #endif
 #ifdef SNDRV_SBAWE_EMU8000
 static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};

sound/isa/wavefront/wavefront.c

@@ -50,7 +50,7 @@ static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 2,9,11,12,15 */
 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	    /* PnP setup */
 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	    /* 0,1,3,5,6,7 */
 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	    /* 0,1,3,5,6,7 */
-static int use_cs4232_midi[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; 
+static int use_cs4232_midi[SNDRV_CARDS];
 
 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for WaveFront soundcard.");

sound/pci/ali5451/ali5451.c

@@ -49,7 +49,7 @@ MODULE_SUPPORTED_DEVICE("{{ALI,M5451,pci},{ALI,M5451}}");
 static int index = SNDRV_DEFAULT_IDX1;	/* Index */
 static char *id = SNDRV_DEFAULT_STR1;	/* ID for this card */
 static int pcm_channels = 32;
-static int spdif = 0;
+static int spdif;
 
 module_param(index, int, 0444);
 MODULE_PARM_DESC(index, "Index value for ALI M5451 PCI Audio.");

sound/pci/au88x0/au88x0_xtalk.c

@@ -66,31 +66,20 @@ static xtalk_gains_t const asXtalkGainsAllChan = {
 	0
 	    //0x7FFF,0x7FFF,0x7FFF,0x7FFF,0x7fff,0x7FFF,0x7FFF,0x7FFF,0x7FFF,0x7fff
 };
-static xtalk_gains_t const asXtalkGainsZeros = {
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
+static xtalk_gains_t const asXtalkGainsZeros;
 
-static xtalk_dline_t const alXtalkDlineZeros = {
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0
-};
+static xtalk_dline_t const alXtalkDlineZeros;
 static xtalk_dline_t const alXtalkDlineTest = {
 	0xFC18, 0x03E8FFFF, 0x186A0, 0x7960FFFE, 1, 0xFFFFFFFF,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0
 };
 
-static xtalk_instate_t const asXtalkInStateZeros = { 0, 0, 0, 0 };
+static xtalk_instate_t const asXtalkInStateZeros;
 static xtalk_instate_t const asXtalkInStateTest =
     { 0xFF80, 0x0080, 0xFFFF, 0x0001 };
-static xtalk_state_t const asXtalkOutStateZeros = {
-	{0, 0, 0, 0},
-	{0, 0, 0, 0},
-	{0, 0, 0, 0},
-	{0, 0, 0, 0},
-	{0, 0, 0, 0}
-};
+static xtalk_state_t const asXtalkOutStateZeros;
+
 static short const sDiamondKLeftEq = 0x401d;
 static short const sDiamondKRightEq = 0x401d;
 static short const sDiamondKLeftXt = 0xF90E;
@@ -162,13 +151,7 @@ static xtalk_coefs_t const asXtalkNarrowCoefsRightXt = {
 	{0, 0, 0, 0, 0}
 };
 
-static xtalk_coefs_t const asXtalkCoefsZeros = {
-	{0, 0, 0, 0, 0},
-	{0, 0, 0, 0, 0},
-	{0, 0, 0, 0, 0},
-	{0, 0, 0, 0, 0},
-	{0, 0, 0, 0, 0}
-};
+static xtalk_coefs_t const asXtalkCoefsZeros;
 static xtalk_coefs_t const asXtalkCoefsPipe = {
 	{0, 0, 0x0FA0, 0, 0},
 	{0, 0, 0x0FA0, 0, 0},

sound/pci/bt87x.c

@@ -44,7 +44,7 @@ MODULE_SUPPORTED_DEVICE("{{Brooktree,Bt878},"
 static int index[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -2}; /* Exclude the first card */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
-static int digital_rate[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 }; /* digital input rate */
+static int digital_rate[SNDRV_CARDS];	/* digital input rate */
 static int load_all;	/* allow to load the non-whitelisted cards */
 
 module_param_array(index, int, NULL, 0444);

sound/pci/cs46xx/cs46xx.c

@@ -48,8 +48,8 @@ MODULE_SUPPORTED_DEVICE("{{Cirrus Logic,Sound Fusion (CS4280)},"
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
-static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
-static int thinkpad[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
+static int external_amp[SNDRV_CARDS];
+static int thinkpad[SNDRV_CARDS];
 static int mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
 
 module_param_array(index, int, NULL, 0444);

sound/pci/emu10k1/emu10k1.c

@@ -46,13 +46,13 @@ MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB Live!/PCI512/E-mu APS},"
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
-static int extin[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
-static int extout[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
+static int extin[SNDRV_CARDS];
+static int extout[SNDRV_CARDS];
 static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
 static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
 static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
-static int enable_ir[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
-static uint subsystem[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; /* Force card subsystem model */
+static int enable_ir[SNDRV_CARDS];
+static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
 
 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");

sound/pci/es1968.c

@@ -132,7 +132,7 @@ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card *
 static int total_bufsize[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1024 };
 static int pcm_substreams_p[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4 };
 static int pcm_substreams_c[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1 };
-static int clock[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
+static int clock[SNDRV_CARDS];
 static int use_pm[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
 static int enable_mpu[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
 #ifdef SUPPORT_JOYSTICK

sound/pci/fm801.c

@@ -56,7 +56,7 @@ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card *
  *    3 = MediaForte 64-PCR
  *  High 16-bits are video (radio) device number + 1
  */
-static int tea575x_tuner[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 };
+static int tea575x_tuner[SNDRV_CARDS];
 
 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");

sound/pci/intel8x0.c

@@ -66,7 +66,7 @@ MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH},"
 
 static int index = SNDRV_DEFAULT_IDX1;	/* Index 0-MAX */
 static char *id = SNDRV_DEFAULT_STR1;	/* ID for this card */
-static int ac97_clock = 0;
+static int ac97_clock;
 static char *ac97_quirk;
 static int buggy_semaphore;
 static int buggy_irq = -1; /* auto-check */

sound/pci/intel8x0m.c

@@ -59,7 +59,7 @@ MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH},"
 
 static int index = -2; /* Exclude the first card */
 static char *id = SNDRV_DEFAULT_STR1;	/* ID for this card */
-static int ac97_clock = 0;
+static int ac97_clock;
 
 module_param(index, int, 0444);
 MODULE_PARM_DESC(index, "Index value for Intel i8x0 modemcard.");

sound/pci/rme9652/rme9652.c

@@ -41,7 +41,7 @@
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
-static int precise_ptr[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 }; /* Enable precise pointer */
+static int precise_ptr[SNDRV_CARDS];			/* Enable precise pointer */
 
 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for RME Digi9652 (Hammerfall) soundcard.");

sound/pci/sonicvibes.c

@@ -54,8 +54,8 @@ MODULE_SUPPORTED_DEVICE("{{S3,SonicVibes PCI}}");
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
-static int reverb[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
-static int mge[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
+static int reverb[SNDRV_CARDS];
+static int mge[SNDRV_CARDS];
 static unsigned int dmaio = 0x7a00;	/* DDMA i/o address */
 
 module_param_array(index, int, NULL, 0444);

sound/sparc/dbri.c

@@ -92,7 +92,7 @@ MODULE_PARM_DESC(enable, "Enable Sun DBRI soundcard.");
 #define D_USR	(1<<4)
 #define D_DESC	(1<<5)
 
-static int dbri_debug = 0;
+static int dbri_debug;
 module_param(dbri_debug, int, 0644);
 MODULE_PARM_DESC(dbri_debug, "Debug value for Sun DBRI soundcard.");
 
@@ -593,7 +593,7 @@ struct snd_dbri {
 /* Return a pointer to dbri_streaminfo */
 #define DBRI_STREAM(dbri, substream)	&dbri->stream_info[DBRI_STREAMNO(substream)]
 
-static struct snd_dbri *dbri_list = NULL;	/* All DBRI devices */
+static struct snd_dbri *dbri_list;	/* All DBRI devices */
 
 /*
  * Short data pipes transmit LSB first. The CS4215 receives MSB first. Grrr.