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NTFS: Do not dereference pointer before checking for NULL. 

Found by Coverity software (http://scan.coverity.com).

Signed-off-by: Anton Altaparmakov <anton@tuxera.com>
This commit is contained in:
Anton Altaparmakov 2012-02-22 11:15:43 +00:00
parent 0e37579506
commit 45d95bcd7a
1 changed files with 3 additions and 3 deletions
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6
fs/ntfs/attrib.c
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@ -1,7 +1,7 @@
/**
* attrib.c - NTFS attribute operations. Part of the Linux-NTFS project.
*
* Copyright (c) 2001-2007 Anton Altaparmakov
* Copyright (c) 2001-2012 Anton Altaparmakov and Tuxera Inc.
* Copyright (c) 2002 Richard Russon
*
* This program/include file is free software; you can redistribute it and/or
@ -345,10 +345,10 @@ LCN ntfs_attr_vcn_to_lcn_nolock(ntfs_inode *ni, const VCN vcn,
unsigned long flags;
bool is_retry = false;
BUG_ON(!ni);
ntfs_debug("Entering for i_ino 0x%lx, vcn 0x%llx, %s_locked.",
ni->mft_no, (unsigned long long)vcn,
write_locked ? "write" : "read");
BUG_ON(!ni);
BUG_ON(!NInoNonResident(ni));
BUG_ON(vcn < 0);
if (!ni->runlist.rl) {
@ -469,9 +469,9 @@ runlist_element *ntfs_attr_find_vcn_nolock(ntfs_inode *ni, const VCN vcn,
int err = 0;
bool is_retry = false;
BUG_ON(!ni);
ntfs_debug("Entering for i_ino 0x%lx, vcn 0x%llx, with%s ctx.",
ni->mft_no, (unsigned long long)vcn, ctx ? "" : "out");
BUG_ON(!ni);
BUG_ON(!NInoNonResident(ni));
BUG_ON(vcn < 0);
if (!ni->runlist.rl) {