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Diffstat (limited to 'arch/xtensa/kernel/signal.c')
-rw-r--r--arch/xtensa/kernel/signal.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c
index 299be42d116b..f2220b5bdce6 100644
--- a/arch/xtensa/kernel/signal.c
+++ b/arch/xtensa/kernel/signal.c
@@ -381,14 +381,19 @@ static void setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
381 err |= setup_sigcontext(frame, regs); 381 err |= setup_sigcontext(frame, regs);
382 err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set)); 382 err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));
383 383
384 /* Create sys_rt_sigreturn syscall in stack frame */ 384 if (ka->sa.sa_flags & SA_RESTORER) {
385 ra = (unsigned long)ka->sa.sa_restorer;
386 } else {
385 387
386 err |= gen_return_code(frame->retcode); 388 /* Create sys_rt_sigreturn syscall in stack frame */
387 389
388 if (err) { 390 err |= gen_return_code(frame->retcode);
389 goto give_sigsegv; 391
392 if (err) {
393 goto give_sigsegv;
394 }
395 ra = (unsigned long) frame->retcode;
390 } 396 }
391
392 397
393 /* 398 /*
394 * Create signal handler execution context. 399 * Create signal handler execution context.
@@ -402,7 +407,6 @@ static void setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
402 /* Set up a stack frame for a call4 407 /* Set up a stack frame for a call4
403 * Note: PS.CALLINC is set to one by start_thread 408 * Note: PS.CALLINC is set to one by start_thread
404 */ 409 */
405 ra = (unsigned long) frame->retcode;
406 regs->areg[4] = (((unsigned long) ra) & 0x3fffffff) | 0x40000000; 410 regs->areg[4] = (((unsigned long) ra) & 0x3fffffff) | 0x40000000;
407 regs->areg[6] = (unsigned long) signal; 411 regs->areg[6] = (unsigned long) signal;
408 regs->areg[7] = (unsigned long) &frame->info; 412 regs->areg[7] = (unsigned long) &frame->info;