[PATCH] fs/*: trivial vsnprintf() conversion

It would very lame to get buffer overflow via one of the following.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Dave Kleikamp <shaggy@austin.ibm.com>
Cc: Mark Fasheh <mark.fasheh@oracle.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 0524f8a..4bf3954 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1674,7 +1674,7 @@
 	va_list args;
 
 	va_start(args, fmt);
-	vsprintf(error_buf, fmt, args);
+	vsnprintf(error_buf, sizeof(error_buf), fmt, args);
 	va_end(args);
 
 	/* Not using mlog here because we want to show the actual
@@ -1695,7 +1695,7 @@
 	va_list args;
 
 	va_start(args, fmt);
-	vsprintf(error_buf, fmt, args);
+	vsnprintf(error_buf, sizeof(error_buf), fmt, args);
 	va_end(args);
 
 	printk(KERN_CRIT "OCFS2: abort (device %s): %s: %s\n",