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crypto: pcrypt - Fix use after free on padata_free 

kobject_put is called from padata_free for the padata kobject.
The kobject's release function frees the padata instance,
so don't call kobject_put for the padata kobject from pcrypt.

Reported-and-tested-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Steffen Klassert 2010-11-10 12:21:43 +01:00 committed by Linus Torvalds
parent bd760e1e5b
commit e2b3483541
1 changed files with 0 additions and 1 deletions
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crypto/pcrypt.c
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@ -504,7 +504,6 @@ err:
static void pcrypt_fini_padata(struct padata_pcrypt *pcrypt)
{
kobject_put(&pcrypt->pinst->kobj);
free_cpumask_var(pcrypt->cb_cpumask->mask);
kfree(pcrypt->cb_cpumask);