diff options
| -rw-r--r-- | arch/x86_64/kernel/stacktrace.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/stacktrace.c b/arch/x86_64/kernel/stacktrace.c index 6026b31d037..65ac2c6b34a 100644 --- a/arch/x86_64/kernel/stacktrace.c +++ b/arch/x86_64/kernel/stacktrace.c @@ -32,7 +32,7 @@ static void save_stack_address(void *data, unsigned long addr) trace->skip--; return; } - if (trace->nr_entries < trace->max_entries - 1) + if (trace->nr_entries < trace->max_entries) trace->entries[trace->nr_entries++] = addr; } @@ -49,7 +49,8 @@ static struct stacktrace_ops save_stack_ops = { void save_stack_trace(struct stack_trace *trace, struct task_struct *task) { dump_trace(task, NULL, NULL, &save_stack_ops, trace); - trace->entries[trace->nr_entries++] = ULONG_MAX; + if (trace->nr_entries < trace->max_entries) + trace->entries[trace->nr_entries++] = ULONG_MAX; } EXPORT_SYMBOL(save_stack_trace); |