[PATCH] drivers/cdrom/*: trivial vsnprintf() conversion

Fixing sbpcd.c baroque error printing in process.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/cdrom/optcd.c

@@ -101,7 +101,7 @@ static void debug(int debug_this, const char* fmt, ...)
 		return;
 
 	va_start(args, fmt);
-	vsprintf(s, fmt, args);
+	vsnprintf(s, sizeof(s), fmt, args);
 	printk(KERN_DEBUG "optcd: %s\n", s);
 	va_end(args);
 }

drivers/cdrom/sbpcd.c

@@ -770,11 +770,10 @@ static void msg(int level, const char *fmt, ...)
 	
 	msgnum++;
 	if (msgnum>99) msgnum=0;
-	sprintf(buf, MSG_LEVEL "%s-%d [%02d]:  ", major_name, current_drive - D_S, msgnum);
 	va_start(args, fmt);
-	vsprintf(&buf[18], fmt, args);
+	vsnprintf(buf, sizeof(buf), fmt, args);
 	va_end(args);
-	printk(buf);
+	printk(MSG_LEVEL "%s-%d [%02d]:  %s", major_name, current_drive - D_S, msgnum, buf);
 #if KLOGD_PAUSE
 	sbp_sleep(KLOGD_PAUSE); /* else messages get lost */
 #endif /* KLOGD_PAUSE */