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[MIPS] signal: test return value of install_sigtramp()

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Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Franck Bui-Huu 2007-02-05 15:24:23 +01:00 committed by Ralf Baechle
parent 36a1f2c24f
commit 601dde45f6
1 changed files with 3 additions and 3 deletions
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6
arch/mips/kernel/signal.c
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@ -184,7 +184,7 @@ int install_sigtramp(unsigned int __user *tramp, unsigned int syscall)
*/
err = __put_user(0x24020000 + syscall, tramp + 0);
err |= __put_user(0x0000000c , tramp + 1);
err |= __put_user(0x0000000c , tramp + 1);
if (ICACHE_REFILLS_WORKAROUND_WAR) {
err |= __put_user(0, tramp + 2);
err |= __put_user(0, tramp + 3);
@ -400,7 +400,7 @@ int setup_frame(struct k_sigaction * ka, struct pt_regs *regs,
if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame)))
goto give_sigsegv;
install_sigtramp(frame->sf_code, __NR_sigreturn);
err |= install_sigtramp(frame->sf_code, __NR_sigreturn);
err |= setup_sigcontext(regs, &frame->sf_sc);
err |= __copy_to_user(&frame->sf_mask, set, sizeof(*set));
@ -447,7 +447,7 @@ int setup_rt_frame(struct k_sigaction * ka, struct pt_regs *regs,
if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame)))
goto give_sigsegv;
install_sigtramp(frame->rs_code, __NR_rt_sigreturn);
err |= install_sigtramp(frame->rs_code, __NR_rt_sigreturn);
/* Create siginfo. */
err |= copy_siginfo_to_user(&frame->rs_info, info);