Commit e21294a7 authored by Eric W. Biederman's avatar Eric W. Biederman
Browse files

signal: Replace force_sigsegv(SIGSEGV) with force_fatal_sig(SIGSEGV) 



Now that force_fatal_sig exists it is unnecessary and a bit confusing
to use force_sigsegv in cases where the simpler force_fatal_sig is
wanted.  So change every instance we can to make the code clearer.

Acked-by: default avatarGeert Uytterhoeven <geert@linux-m68k.org>
Reviewed-by: default avatarPhilippe Mathieu-Daudé <f4bug@amsat.org>
Link: https://lkml.kernel.org/r/877de7jrev.fsf@disp2133


Signed-off-by: default avatar"Eric W. Biederman" <ebiederm@xmission.com>
parent 0fdc0c42

arch/arc/kernel/process.c

+1 −1
Original line number Diff line number Diff line
@@ -294,7 +294,7 @@ int elf_check_arch(const struct elf32_hdr *x) 
	eflags = x->e_flags;

	if ((eflags & EF_ARC_OSABI_MSK) != EF_ARC_OSABI_CURRENT) {

		pr_err("ABI mismatch - you need newer toolchain\n");

		force_sigsegv(SIGSEGV);

		force_fatal_sig(SIGSEGV);

		return 0;

	}

arch/m68k/kernel/traps.c

+1 −1
Original line number Diff line number Diff line
@@ -1150,7 +1150,7 @@ asmlinkage void set_esp0(unsigned long ssp) 
 */

asmlinkage void fpsp040_die(void)

{

	force_sigsegv(SIGSEGV);

	force_fatal_sig(SIGSEGV);

}



#ifdef CONFIG_M68KFPU_EMU

arch/powerpc/kernel/signal_32.c

+1 −1
Original line number Diff line number Diff line
@@ -1063,7 +1063,7 @@ SYSCALL_DEFINE3(swapcontext, struct ucontext __user *, old_ctx, 
	 * We kill the task with a SIGSEGV in this situation.

	 */

	if (do_setcontext(new_ctx, regs, 0)) {

		force_sigsegv(SIGSEGV);

		force_fatal_sig(SIGSEGV);

		return -EFAULT;

	}

arch/powerpc/kernel/signal_64.c

+2 −2
Original line number Diff line number Diff line
@@ -704,7 +704,7 @@ SYSCALL_DEFINE3(swapcontext, struct ucontext __user *, old_ctx, 
	 */



	if (__get_user_sigset(&set, &new_ctx->uc_sigmask)) {

		force_sigsegv(SIGSEGV);

		force_fatal_sig(SIGSEGV);

		return -EFAULT;

	}

	set_current_blocked(&set);
@@ -713,7 +713,7 @@ SYSCALL_DEFINE3(swapcontext, struct ucontext __user *, old_ctx, 
		return -EFAULT;

	if (__unsafe_restore_sigcontext(current, NULL, 0, &new_ctx->uc_mcontext)) {

		user_read_access_end();

		force_sigsegv(SIGSEGV);

		force_fatal_sig(SIGSEGV);

		return -EFAULT;

	}

	user_read_access_end();

arch/s390/kernel/traps.c

+1 −1
Original line number Diff line number Diff line
@@ -84,7 +84,7 @@ static void default_trap_handler(struct pt_regs *regs) 
{

	if (user_mode(regs)) {

		report_user_fault(regs, SIGSEGV, 0);

		force_sigsegv(SIGSEGV);

		force_fatal_sig(SIGSEGV);

	} else

		die(regs, "Unknown program exception");

}