V4L/DVB (8746): v4l-dvb: fix compile warnings.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/nxt200x.c

@@ -80,7 +80,7 @@ static int i2c_writebytes (struct nxt200x_state* state, u8 addr, u8 *buf, u8 len
 	return 0;
 }
 
-static u8 i2c_readbytes (struct nxt200x_state* state, u8 addr, u8* buf, u8 len)
+static int i2c_readbytes(struct nxt200x_state *state, u8 addr, u8 *buf, u8 len)
 {
 	int err;
 	struct i2c_msg msg = { .addr = addr, .flags = I2C_M_RD, .buf = buf, .len = len };
@@ -111,7 +111,7 @@ static int nxt200x_writebytes (struct nxt200x_state* state, u8 reg,
 	return 0;
 }
 
-static u8 nxt200x_readbytes (struct nxt200x_state* state, u8 reg, u8* buf, u8 len)
+static int nxt200x_readbytes(struct nxt200x_state *state, u8 reg, u8 *buf, u8 len)
 {
 	u8 reg2 [] = { reg };
 

drivers/media/dvb/frontends/or51211.c

@@ -88,7 +88,7 @@ static int i2c_writebytes (struct or51211_state* state, u8 reg, const u8 *buf,
 	return 0;
 }
 
-static u8 i2c_readbytes (struct or51211_state* state, u8 reg, u8* buf, int len)
+static int i2c_readbytes(struct or51211_state *state, u8 reg, u8 *buf, int len)
 {
 	int err;
 	struct i2c_msg msg;

drivers/media/video/vino.c

@@ -809,7 +809,7 @@ static void vino_free_buffer_with_count(struct vino_framebuffer *fb,
 	dprintk("vino_free_buffer_with_count(): count = %d\n", count);
 
 	for (i = 0; i < count; i++) {
-		ClearPageReserved(virt_to_page(fb->desc_table.virtual[i]));
+		ClearPageReserved(virt_to_page((void *)fb->desc_table.virtual[i]));
 		dma_unmap_single(NULL,
 				 fb->desc_table.dma_cpu[VINO_PAGE_RATIO * i],
 				 PAGE_SIZE, DMA_FROM_DEVICE);
@@ -887,7 +887,7 @@ static int vino_allocate_buffer(struct vino_framebuffer *fb,
 				dma_data_addr + VINO_PAGE_SIZE * j;
 		}
 
-		SetPageReserved(virt_to_page(fb->desc_table.virtual[i]));
+		SetPageReserved(virt_to_page((void *)fb->desc_table.virtual[i]));
 	}
 
 	/* page_count needs to be set anyway, because the descriptor table has
@@ -974,7 +974,7 @@ static int vino_prepare_user_buffer(struct vino_framebuffer *fb,
 				dma_data_addr + VINO_PAGE_SIZE * j;
 		}
 
-		SetPageReserved(virt_to_page(fb->desc_table.virtual[i]));
+		SetPageReserved(virt_to_page((void *)fb->desc_table.virtual[i]));
 	}
 
 	/* page_count needs to be set anyway, because the descriptor table has