1 files changed, 8 insertions, 9 deletions

diff --git a/arch/tile/kernel/stack.c b/arch/tile/kernel/stack.c
index 402b9c85a894..22bbbd3ff4a3 100644
--- a/arch/tile/kernel/stack.c
+++ b/arch/tile/kernel/stack.c
@@ -78,8 +78,7 @@ static bool read_memory_func(void *result, unsigned long address,
 /* Return a pt_regs pointer for a valid fault handler frame */
 static struct pt_regs *valid_fault_handler(struct KBacktraceIterator* kbt)
 {
-        const char *fault = NULL;  /* happy compiler */
-        char fault_buf[64];
+        char fault[64];
         unsigned long sp = kbt->it.sp;
         struct pt_regs *p;
 
@@ -90,14 +89,14 @@ static struct pt_regs *valid_fault_handler(struct KBacktraceIterator* kbt)
         if (!in_kernel_stack(kbt, sp + C_ABI_SAVE_AREA_SIZE + PTREGS_SIZE-1))
                 return NULL;
         p = (struct pt_regs *)(sp + C_ABI_SAVE_AREA_SIZE);
-        if (p->faultnum == INT_SWINT_1 || p->faultnum == INT_SWINT_1_SIGRETURN)
-                fault = "syscall";
-        else {
-                if (kbt->verbose) {     /* else we aren't going to use it */
-                        snprintf(fault_buf, sizeof(fault_buf),
+        if (kbt->verbose) {     /* else we aren't going to use it */
+                if (p->faultnum == INT_SWINT_1 ||
+                    p->faultnum == INT_SWINT_1_SIGRETURN)
+                        snprintf(fault, sizeof(fault),
+                                 "syscall %ld", p->regs[TREG_SYSCALL_NR]);
+                else
+                        snprintf(fault, sizeof(fault),
                                  "interrupt %ld", p->faultnum);
-                        fault = fault_buf;
-                }
         }
         if (EX1_PL(p->ex1) == KERNEL_PL &&
             __kernel_text_address(p->pc) &&