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Coverity CID 838: Add KASSERT before deref.

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This commit is contained in:
christos 2006-04-15 02:56:51 +00:00
parent be213d0c34
commit f16f3462cc
1 changed files with 3 additions and 2 deletions
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5
sys/fs/msdosfs/msdosfs_fat.c
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@ -1,4 +1,4 @@
/* $NetBSD: msdosfs_fat.c,v 1.7 2005/12/24 20:45:09 perry Exp $ */
/* $NetBSD: msdosfs_fat.c,v 1.8 2006/04/15 02:56:51 christos Exp $ */
/*-
* Copyright (C) 1994, 1995, 1997 Wolfgang Solfrank.
@ -48,7 +48,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: msdosfs_fat.c,v 1.7 2005/12/24 20:45:09 perry Exp $");
__KERNEL_RCSID(0, "$NetBSD: msdosfs_fat.c,v 1.8 2006/04/15 02:56:51 christos Exp $");
/*
* kernel include files.
@ -239,6 +239,7 @@ pcbmap(dep, findcn, bnp, cnp, sp)
brelse(bp);
return (EIO);
}
KASSERT(bp != NULL);
if (FAT32(pmp))
cn = getulong(&bp->b_data[bo]);
else