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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2012-11-23 11:55:09 -1000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-11-23 11:55:09 -1000 |
| commit | f3a443af9e85d6c6c7e7506400024a85a8dd9496 (patch) | |
| tree | b165e0f429a5273d94709d759dcf6c46299a39b8 /arch | |
| parent | Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc (diff) | |
| parent | sparc64: not any error from do_sigaltstack() should fail rt_sigreturn() (diff) | |
| download | linux-dev-f3a443af9e85d6c6c7e7506400024a85a8dd9496.tar.xz linux-dev-f3a443af9e85d6c6c7e7506400024a85a8dd9496.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull sparc fix from David Miller:
"Bug fix from Al Viro"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
sparc64: not any error from do_sigaltstack() should fail rt_sigreturn()
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc/kernel/signal_64.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c index 867de2f8189c..689e1ba62809 100644 --- a/arch/sparc/kernel/signal_64.c +++ b/arch/sparc/kernel/signal_64.c @@ -295,9 +295,7 @@ void do_rt_sigreturn(struct pt_regs *regs) err |= restore_fpu_state(regs, fpu_save); err |= __copy_from_user(&set, &sf->mask, sizeof(sigset_t)); - err |= do_sigaltstack(&sf->stack, NULL, (unsigned long)sf); - - if (err) + if (err || do_sigaltstack(&sf->stack, NULL, (unsigned long)sf) == -EFAULT) goto segv; err |= __get_user(rwin_save, &sf->rwin_save); |