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Fix for NULL pointer dereference. 

Pointers '_dev' and '_disk' returned from call to function '_get_imsm_dev'
and '_get_imsm_disk' may be NULL and will be dereferenced at lines
2933 and 2934, respectively.

Signed-off-by: Artur Wojcik <artur.wojcik@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Artur Wojcik 2009-12-10 12:03:39 -07:00 committed by Dan Williams
parent d10d56feb8
commit 791b666ae8
1 changed files with 4 additions and 0 deletions
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4
super-intel.c
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@ -2938,6 +2938,10 @@ static int add_to_super_imsm_volume(struct supertype *st, mdu_disk_info_t *dk,
struct imsm_dev *_dev = __get_imsm_dev(mpb, 0);
struct imsm_disk *_disk = __get_imsm_disk(mpb, dl->index);
if (!_dev || !_disk) {
fprintf(stderr, Name ": BUG mpb setup error\n");
return 1;
}
*_dev = *dev;
*_disk = dl->disk;
sum = random32();