From: Alexey Dobriyan <adobriyan@gmail.com>
Date: Thu, 7 Dec 2006 04:37:06 +0000 (-0800)
Subject: [PATCH] drivers/cdrom/*: trivial vsnprintf() conversion
X-Git-Tag: firefly_0821_release~31885^2~14^2~185
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5ac29e62be2a581ec77953eca64d85ddeef488f0;p=firefly-linux-kernel-4.4.55.git

[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>
---

diff --git a/drivers/cdrom/optcd.c b/drivers/cdrom/optcd.c
index 25032d7edc55..3541690a77d4 100644
--- a/drivers/cdrom/optcd.c
+++ b/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);
 }
diff --git a/drivers/cdrom/sbpcd.c b/drivers/cdrom/sbpcd.c
index ba50e5a712f2..a1283b1ef989 100644
--- a/drivers/cdrom/sbpcd.c
+++ b/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 */