fs/omfs/inode.c: replace count*size kzalloc by kcalloc

kcalloc manages count*sizeof overflow.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Acked-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/omfs/inode.c b/fs/omfs/inode.c
index ec58c76..ba88197 100644
--- a/fs/omfs/inode.c
+++ b/fs/omfs/inode.c
@@ -321,7 +321,7 @@
 		goto out;
 
 	sbi->s_imap_size = array_size;
-	sbi->s_imap = kzalloc(array_size * sizeof(unsigned long *), GFP_KERNEL);
+	sbi->s_imap = kcalloc(array_size, sizeof(unsigned long *), GFP_KERNEL);
 	if (!sbi->s_imap)
 		goto nomem;