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ocfs2: keep index within status_map[]

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Do not exceed array status_map[]

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
This commit is contained in:
Roel Kluin 2009-08-06 16:07:50 -07:00 committed by Joel Becker
parent e7432675f8
commit 8a57a9dda7
1 changed files with 2 additions and 1 deletions
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3
fs/ocfs2/stack_o2cb.c
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@ -17,6 +17,7 @@
* General Public License for more details. * General Public License for more details.
*/ */
#include <linux/kernel.h>
#include <linux/crc32.h> #include <linux/crc32.h>
#include <linux/module.h> #include <linux/module.h>
@ -153,7 +154,7 @@ static int status_map[] = {
static int dlm_status_to_errno(enum dlm_status status) static int dlm_status_to_errno(enum dlm_status status)
{ {
BUG_ON(status > (sizeof(status_map) / sizeof(status_map[0]))); BUG_ON(status < 0 || status >= ARRAY_SIZE(status_map));
return status_map[status]; return status_map[status];
} }