diff options
| -rw-r--r-- | arch/x86/kernel/unwind_frame.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/arch/x86/kernel/unwind_frame.c b/arch/x86/kernel/unwind_frame.c index 20d4b4e0800c..4443e499f279 100644 --- a/arch/x86/kernel/unwind_frame.c +++ b/arch/x86/kernel/unwind_frame.c | |||
| @@ -51,16 +51,7 @@ unsigned long unwind_get_return_address(struct unwind_state *state) | |||
| 51 | addr = ftrace_graph_ret_addr(state->task, &state->graph_idx, *addr_p, | 51 | addr = ftrace_graph_ret_addr(state->task, &state->graph_idx, *addr_p, |
| 52 | addr_p); | 52 | addr_p); |
| 53 | 53 | ||
| 54 | if (!__kernel_text_address(addr)) { | 54 | return __kernel_text_address(addr) ? addr : 0; |
| 55 | printk_deferred_once(KERN_WARNING | ||
| 56 | "WARNING: unrecognized kernel stack return address %p at %p in %s:%d\n", | ||
| 57 | (void *)addr, addr_p, state->task->comm, | ||
| 58 | state->task->pid); | ||
| 59 | unwind_dump(state, addr_p); | ||
| 60 | return 0; | ||
| 61 | } | ||
| 62 | |||
| 63 | return addr; | ||
| 64 | } | 55 | } |
| 65 | EXPORT_SYMBOL_GPL(unwind_get_return_address); | 56 | EXPORT_SYMBOL_GPL(unwind_get_return_address); |
| 66 | 57 | ||
