diff options
Diffstat (limited to 'kernel/cred.c')
-rw-r--r-- | kernel/cred.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/cred.c b/kernel/cred.c index ff7bc071991c..3a039189d707 100644 --- a/kernel/cred.c +++ b/kernel/cred.c | |||
@@ -372,7 +372,8 @@ int commit_creds(struct cred *new) | |||
372 | old->fsuid != new->fsuid || | 372 | old->fsuid != new->fsuid || |
373 | old->fsgid != new->fsgid || | 373 | old->fsgid != new->fsgid || |
374 | !cap_issubset(new->cap_permitted, old->cap_permitted)) { | 374 | !cap_issubset(new->cap_permitted, old->cap_permitted)) { |
375 | set_dumpable(task->mm, suid_dumpable); | 375 | if (task->mm) |
376 | set_dumpable(task->mm, suid_dumpable); | ||
376 | task->pdeath_signal = 0; | 377 | task->pdeath_signal = 0; |
377 | smp_wmb(); | 378 | smp_wmb(); |
378 | } | 379 | } |
@@ -506,6 +507,7 @@ struct cred *prepare_kernel_cred(struct task_struct *daemon) | |||
506 | else | 507 | else |
507 | old = get_cred(&init_cred); | 508 | old = get_cred(&init_cred); |
508 | 509 | ||
510 | *new = *old; | ||
509 | get_uid(new->user); | 511 | get_uid(new->user); |
510 | get_group_info(new->group_info); | 512 | get_group_info(new->group_info); |
511 | 513 | ||
@@ -529,6 +531,7 @@ struct cred *prepare_kernel_cred(struct task_struct *daemon) | |||
529 | 531 | ||
530 | error: | 532 | error: |
531 | put_cred(new); | 533 | put_cred(new); |
534 | put_cred(old); | ||
532 | return NULL; | 535 | return NULL; |
533 | } | 536 | } |
534 | EXPORT_SYMBOL(prepare_kernel_cred); | 537 | EXPORT_SYMBOL(prepare_kernel_cred); |