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[PATCH] s390: bug in setup_rt_frame

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Consider return value of __put_user() when setting up a signal frame
instead of ignoring it.

Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Heiko Carstens 2006-05-01 12:16:15 -07:00 committed by Linus Torvalds
parent 022e4fc0fb
commit b44df334a7
1 changed files with 3 additions and 2 deletions
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5
arch/s390/kernel/signal.c
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@ -358,8 +358,9 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
} else {
regs->gprs[14] = (unsigned long)
frame->retcode | PSW_ADDR_AMODE;
err |= __put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn,
(u16 __user *)(frame->retcode));
if (__put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn,
(u16 __user *)(frame->retcode)))
goto give_sigsegv;
}
/* Set up backchain. */