diff options
Diffstat (limited to 'kernel/sys.c')
-rw-r--r-- | kernel/sys.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/kernel/sys.c b/kernel/sys.c index f006632c2ba7..0a2c8cda9638 100644 --- a/kernel/sys.c +++ b/kernel/sys.c | |||
@@ -525,7 +525,7 @@ asmlinkage long sys_setregid(gid_t rgid, gid_t egid) | |||
525 | } | 525 | } |
526 | if (new_egid != old_egid) | 526 | if (new_egid != old_egid) |
527 | { | 527 | { |
528 | current->mm->dumpable = 0; | 528 | current->mm->dumpable = suid_dumpable; |
529 | smp_wmb(); | 529 | smp_wmb(); |
530 | } | 530 | } |
531 | if (rgid != (gid_t) -1 || | 531 | if (rgid != (gid_t) -1 || |
@@ -556,7 +556,7 @@ asmlinkage long sys_setgid(gid_t gid) | |||
556 | { | 556 | { |
557 | if(old_egid != gid) | 557 | if(old_egid != gid) |
558 | { | 558 | { |
559 | current->mm->dumpable=0; | 559 | current->mm->dumpable = suid_dumpable; |
560 | smp_wmb(); | 560 | smp_wmb(); |
561 | } | 561 | } |
562 | current->gid = current->egid = current->sgid = current->fsgid = gid; | 562 | current->gid = current->egid = current->sgid = current->fsgid = gid; |
@@ -565,7 +565,7 @@ asmlinkage long sys_setgid(gid_t gid) | |||
565 | { | 565 | { |
566 | if(old_egid != gid) | 566 | if(old_egid != gid) |
567 | { | 567 | { |
568 | current->mm->dumpable=0; | 568 | current->mm->dumpable = suid_dumpable; |
569 | smp_wmb(); | 569 | smp_wmb(); |
570 | } | 570 | } |
571 | current->egid = current->fsgid = gid; | 571 | current->egid = current->fsgid = gid; |
@@ -596,7 +596,7 @@ static int set_user(uid_t new_ruid, int dumpclear) | |||
596 | 596 | ||
597 | if(dumpclear) | 597 | if(dumpclear) |
598 | { | 598 | { |
599 | current->mm->dumpable = 0; | 599 | current->mm->dumpable = suid_dumpable; |
600 | smp_wmb(); | 600 | smp_wmb(); |
601 | } | 601 | } |
602 | current->uid = new_ruid; | 602 | current->uid = new_ruid; |
@@ -653,7 +653,7 @@ asmlinkage long sys_setreuid(uid_t ruid, uid_t euid) | |||
653 | 653 | ||
654 | if (new_euid != old_euid) | 654 | if (new_euid != old_euid) |
655 | { | 655 | { |
656 | current->mm->dumpable=0; | 656 | current->mm->dumpable = suid_dumpable; |
657 | smp_wmb(); | 657 | smp_wmb(); |
658 | } | 658 | } |
659 | current->fsuid = current->euid = new_euid; | 659 | current->fsuid = current->euid = new_euid; |
@@ -703,7 +703,7 @@ asmlinkage long sys_setuid(uid_t uid) | |||
703 | 703 | ||
704 | if (old_euid != uid) | 704 | if (old_euid != uid) |
705 | { | 705 | { |
706 | current->mm->dumpable = 0; | 706 | current->mm->dumpable = suid_dumpable; |
707 | smp_wmb(); | 707 | smp_wmb(); |
708 | } | 708 | } |
709 | current->fsuid = current->euid = uid; | 709 | current->fsuid = current->euid = uid; |
@@ -748,7 +748,7 @@ asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid) | |||
748 | if (euid != (uid_t) -1) { | 748 | if (euid != (uid_t) -1) { |
749 | if (euid != current->euid) | 749 | if (euid != current->euid) |
750 | { | 750 | { |
751 | current->mm->dumpable = 0; | 751 | current->mm->dumpable = suid_dumpable; |
752 | smp_wmb(); | 752 | smp_wmb(); |
753 | } | 753 | } |
754 | current->euid = euid; | 754 | current->euid = euid; |
@@ -798,7 +798,7 @@ asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid) | |||
798 | if (egid != (gid_t) -1) { | 798 | if (egid != (gid_t) -1) { |
799 | if (egid != current->egid) | 799 | if (egid != current->egid) |
800 | { | 800 | { |
801 | current->mm->dumpable = 0; | 801 | current->mm->dumpable = suid_dumpable; |
802 | smp_wmb(); | 802 | smp_wmb(); |
803 | } | 803 | } |
804 | current->egid = egid; | 804 | current->egid = egid; |
@@ -845,7 +845,7 @@ asmlinkage long sys_setfsuid(uid_t uid) | |||
845 | { | 845 | { |
846 | if (uid != old_fsuid) | 846 | if (uid != old_fsuid) |
847 | { | 847 | { |
848 | current->mm->dumpable = 0; | 848 | current->mm->dumpable = suid_dumpable; |
849 | smp_wmb(); | 849 | smp_wmb(); |
850 | } | 850 | } |
851 | current->fsuid = uid; | 851 | current->fsuid = uid; |
@@ -875,7 +875,7 @@ asmlinkage long sys_setfsgid(gid_t gid) | |||
875 | { | 875 | { |
876 | if (gid != old_fsgid) | 876 | if (gid != old_fsgid) |
877 | { | 877 | { |
878 | current->mm->dumpable = 0; | 878 | current->mm->dumpable = suid_dumpable; |
879 | smp_wmb(); | 879 | smp_wmb(); |
880 | } | 880 | } |
881 | current->fsgid = gid; | 881 | current->fsgid = gid; |
@@ -1652,7 +1652,7 @@ asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, | |||
1652 | error = 1; | 1652 | error = 1; |
1653 | break; | 1653 | break; |
1654 | case PR_SET_DUMPABLE: | 1654 | case PR_SET_DUMPABLE: |
1655 | if (arg2 != 0 && arg2 != 1) { | 1655 | if (arg2 < 0 || arg2 > 2) { |
1656 | error = -EINVAL; | 1656 | error = -EINVAL; |
1657 | break; | 1657 | break; |
1658 | } | 1658 | } |