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-rw-r--r--arch/ppc64/kernel/entry.S18
1 files changed, 14 insertions, 4 deletions
diff --git a/arch/ppc64/kernel/entry.S b/arch/ppc64/kernel/entry.S
index d133a49cdf8..e8c0bbf4d00 100644
--- a/arch/ppc64/kernel/entry.S
+++ b/arch/ppc64/kernel/entry.S
@@ -276,12 +276,22 @@ _GLOBAL(ppc64_rt_sigsuspend)
_GLOBAL(ppc32_rt_sigsuspend)
bl .save_nvgprs
bl .sys32_rt_sigsuspend
- /* If sigsuspend() returns zero, we are going into a signal handler */
70: cmpdi 0,r3,0
- beq .ret_from_except
- /* If it returned -EINTR, we need to return via syscall_exit to set
+ /* If it returned an error, we need to return via syscall_exit to set
the SO bit in cr0 and potentially stop for ptrace. */
- b syscall_exit
+ bne syscall_exit
+ /* If sigsuspend() returns zero, we are going into a signal handler. We
+ may need to call audit_syscall_exit() to mark the exit from sigsuspend() */
+#ifdef CONFIG_AUDIT
+ ld r3,PACACURRENT(r13)
+ ld r4,AUDITCONTEXT(r3)
+ cmpdi 0,r4,0
+ beq .ret_from_except /* No audit_context: Leave immediately. */
+ li r4, 2 /* AUDITSC_FAILURE */
+ li r5,-4 /* It's always -EINTR */
+ bl .audit_syscall_exit
+#endif
+ b .ret_from_except
_GLOBAL(ppc_fork)
bl .save_nvgprs