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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-27 14:13:33 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-27 14:13:33 (GMT)
commite372dc6c62bf0246a07f3291a26c562cc8659fbd (patch)
treec7039c1d1005b80e427761ba768d7697ae4a0b72 /arch/s390/kernel/ptrace.c
parent5d4121c04b3577e37e389b3553d442f44bb346d7 (diff)
parentfea7a08acb13524b47711625eebea40a0ede69a0 (diff)
downloadlinux-fsl-qoriq-e372dc6c62bf0246a07f3291a26c562cc8659fbd.tar.xz
Merge 3.6-rc3 into tty-next
This picks up all of the different fixes in Linus's tree that we also need here. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/s390/kernel/ptrace.c')
-rw-r--r--arch/s390/kernel/ptrace.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index f4eb376..e4be113 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -719,7 +719,11 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
long ret = 0;
/* Do the secure computing check first. */
- secure_computing_strict(regs->gprs[2]);
+ if (secure_computing(regs->gprs[2])) {
+ /* seccomp failures shouldn't expose any additional code. */
+ ret = -1;
+ goto out;
+ }
/*
* The sysc_tracesys code in entry.S stored the system
@@ -745,6 +749,7 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
regs->gprs[2], regs->orig_gpr2,
regs->gprs[3], regs->gprs[4],
regs->gprs[5]);
+out:
return ret ?: regs->gprs[2];
}