Commit 601dde45 authored by Franck Bui-Huu's avatar Franck Bui-Huu Committed by Ralf Baechle

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

Signed-off-by: default avatarFranck Bui-Huu <fbuihuu@gmail.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 36a1f2c2
...@@ -184,7 +184,7 @@ int install_sigtramp(unsigned int __user *tramp, unsigned int syscall) ...@@ -184,7 +184,7 @@ int install_sigtramp(unsigned int __user *tramp, unsigned int syscall)
*/ */
err = __put_user(0x24020000 + syscall, tramp + 0); err = __put_user(0x24020000 + syscall, tramp + 0);
err |= __put_user(0x0000000c , tramp + 1); err |= __put_user(0x0000000c , tramp + 1);
if (ICACHE_REFILLS_WORKAROUND_WAR) { if (ICACHE_REFILLS_WORKAROUND_WAR) {
err |= __put_user(0, tramp + 2); err |= __put_user(0, tramp + 2);
err |= __put_user(0, tramp + 3); err |= __put_user(0, tramp + 3);
...@@ -400,7 +400,7 @@ int setup_frame(struct k_sigaction * ka, struct pt_regs *regs, ...@@ -400,7 +400,7 @@ int setup_frame(struct k_sigaction * ka, struct pt_regs *regs,
if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame))) if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame)))
goto give_sigsegv; 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 |= setup_sigcontext(regs, &frame->sf_sc);
err |= __copy_to_user(&frame->sf_mask, set, sizeof(*set)); 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, ...@@ -447,7 +447,7 @@ int setup_rt_frame(struct k_sigaction * ka, struct pt_regs *regs,
if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame))) if (!access_ok(VERIFY_WRITE, frame, sizeof (*frame)))
goto give_sigsegv; goto give_sigsegv;
install_sigtramp(frame->rs_code, __NR_rt_sigreturn); err |= install_sigtramp(frame->rs_code, __NR_rt_sigreturn);
/* Create siginfo. */ /* Create siginfo. */
err |= copy_siginfo_to_user(&frame->rs_info, info); err |= copy_siginfo_to_user(&frame->rs_info, info);
......
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