diff options
| author | Al Viro <viro@ftp.linux.org.uk> | 2010-09-20 10:13:14 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-09-20 13:44:37 -0400 |
| commit | ad0acab4557a91a60251b3ffe3478fad572d6f61 (patch) | |
| tree | 15800a89d6a04a0f0d72df2056f779a8755a5f97 /arch/frv | |
| parent | 5f4ad04a1e805d14de080ff9d5384b4d20518a9a (diff) | |
frv: avoid infinite loop of SIGSEGV delivery
Use force_sigsegv() rather than force_sig(SIGSEGV, ...) as the former
resets the SEGV handler pointer which will kill the process, rather than
leaving it open to an infinite loop if the SEGV handler itself caused a
SEGV signal.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/frv')
| -rw-r--r-- | arch/frv/kernel/signal.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c index 5fb2d0661c78..48203c68e39f 100644 --- a/arch/frv/kernel/signal.c +++ b/arch/frv/kernel/signal.c | |||
| @@ -329,7 +329,7 @@ static int setup_frame(int sig, struct k_sigaction *ka, sigset_t *set) | |||
| 329 | return 0; | 329 | return 0; |
| 330 | 330 | ||
| 331 | give_sigsegv: | 331 | give_sigsegv: |
| 332 | force_sig(SIGSEGV, current); | 332 | force_sigsegv(sig, current); |
| 333 | return -EFAULT; | 333 | return -EFAULT; |
| 334 | 334 | ||
| 335 | } /* end setup_frame() */ | 335 | } /* end setup_frame() */ |
| @@ -431,7 +431,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, | |||
| 431 | return 0; | 431 | return 0; |
| 432 | 432 | ||
| 433 | give_sigsegv: | 433 | give_sigsegv: |
| 434 | force_sig(SIGSEGV, current); | 434 | force_sigsegv(sig, current); |
| 435 | return -EFAULT; | 435 | return -EFAULT; |
| 436 | 436 | ||
| 437 | } /* end setup_rt_frame() */ | 437 | } /* end setup_rt_frame() */ |