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| author | Grant Likely <grant.likely@secretlab.ca> | 2012-12-07 17:02:47 +0000 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2012-12-07 17:02:47 +0000 |
| commit | 7730cba2a50332c194f50a58b86359ea39a82bd1 (patch) | |
| tree | 64c8d7228da1454c02288068e57a9c61f8b0acd0 /arch/openrisc/kernel/signal.c | |
| parent | c20151dff8a6d503c0d0cc4387c33a618cdabcb7 (diff) | |
| parent | b69f0859dc8e633c5d8c06845811588fe17e68b3 (diff) | |
| download | talos-op-linux-7730cba2a50332c194f50a58b86359ea39a82bd1.tar.gz talos-op-linux-7730cba2a50332c194f50a58b86359ea39a82bd1.zip | |
Merge tag 'v3.7-rc8' into spi/next
Linux 3.7-rc8
Diffstat (limited to 'arch/openrisc/kernel/signal.c')
| -rw-r--r-- | arch/openrisc/kernel/signal.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/openrisc/kernel/signal.c b/arch/openrisc/kernel/signal.c index 30110297f4f9..ddedc8a77861 100644 --- a/arch/openrisc/kernel/signal.c +++ b/arch/openrisc/kernel/signal.c @@ -84,7 +84,6 @@ asmlinkage long _sys_rt_sigreturn(struct pt_regs *regs) { struct rt_sigframe *frame = (struct rt_sigframe __user *)regs->sp; sigset_t set; - stack_t st; /* * Since we stacked the signal on a dword boundary, @@ -104,11 +103,10 @@ asmlinkage long _sys_rt_sigreturn(struct pt_regs *regs) if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) goto badframe; - if (__copy_from_user(&st, &frame->uc.uc_stack, sizeof(st))) - goto badframe; /* It is more difficult to avoid calling this function than to call it and ignore errors. */ - do_sigaltstack(&st, NULL, regs->sp); + if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->sp) == -EFAULT) + goto badframe; return regs->gpr[11]; |
