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Diffstat (limited to 'arch/x86/kernel/dumpstack_32.c')
-rw-r--r--arch/x86/kernel/dumpstack_32.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index f7dd2a7c3bf4..e0ed4c7abb62 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -10,9 +10,9 @@
#include <linux/module.h>
#include <linux/ptrace.h>
#include <linux/kexec.h>
+#include <linux/sysfs.h>
#include <linux/bug.h>
#include <linux/nmi.h>
-#include <linux/sysfs.h>
#include <asm/stacktrace.h>
@@ -35,6 +35,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
if (!stack) {
unsigned long dummy;
+
stack = &dummy;
if (task && task != current)
stack = (unsigned long *)task->thread.sp;
@@ -57,8 +58,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
context = (struct thread_info *)
((unsigned long)stack & (~(THREAD_SIZE - 1)));
- bp = print_context_stack(context, stack, bp, ops,
- data, NULL, &graph);
+ bp = print_context_stack(context, stack, bp, ops, data, NULL, &graph);
stack = (unsigned long *)context->previous_esp;
if (!stack)
@@ -72,7 +72,7 @@ EXPORT_SYMBOL(dump_trace);
void
show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs,
- unsigned long *sp, unsigned long bp, char *log_lvl)
+ unsigned long *sp, unsigned long bp, char *log_lvl)
{
unsigned long *stack;
int i;
@@ -156,4 +156,3 @@ int is_valid_bugaddr(unsigned long ip)
return ud2 == 0x0b0f;
}
-