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author | Jiri Kosina <jkosina@suse.cz> | 2010-04-23 02:08:44 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-04-23 02:08:44 +0200 |
commit | 6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1 (patch) | |
tree | 797676a336b050bfa1ef879377c07e541b9075d6 /kernel/cred.c | |
parent | UML: Fix compiler warning due to missing task_struct declaration (diff) | |
parent | Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6 (diff) | |
download | linux-dev-6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1.tar.xz linux-dev-6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1.zip |
Merge branch 'master' into for-next
Diffstat (limited to 'kernel/cred.c')
-rw-r--r-- | kernel/cred.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/kernel/cred.c b/kernel/cred.c index 1ed8ca18790c..62af1816c235 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -10,6 +10,7 @@ */ #include <linux/module.h> #include <linux/cred.h> +#include <linux/slab.h> #include <linux/sched.h> #include <linux/key.h> #include <linux/keyctl.h> @@ -364,7 +365,7 @@ struct cred *prepare_usermodehelper_creds(void) new = kmem_cache_alloc(cred_jar, GFP_ATOMIC); if (!new) - return NULL; + goto free_tgcred; kdebug("prepare_usermodehelper_creds() alloc %p", new); @@ -398,6 +399,12 @@ struct cred *prepare_usermodehelper_creds(void) error: put_cred(new); return NULL; + +free_tgcred: +#ifdef CONFIG_KEYS + kfree(tgcred); +#endif + return NULL; } /* @@ -786,8 +793,6 @@ bool creds_are_invalid(const struct cred *cred) { if (cred->magic != CRED_MAGIC) return true; - if (atomic_read(&cred->usage) < atomic_read(&cred->subscribers)) - return true; #ifdef CONFIG_SECURITY_SELINUX if (selinux_is_enabled()) { if ((unsigned long) cred->security < PAGE_SIZE) |