diff options
Diffstat (limited to 'arch/x86/kernel/kprobes/opt.c')
| -rw-r--r-- | arch/x86/kernel/kprobes/opt.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/kprobes/opt.c b/arch/x86/kernel/kprobes/opt.c index 0dd8d089c315..7b3b9d15c47a 100644 --- a/arch/x86/kernel/kprobes/opt.c +++ b/arch/x86/kernel/kprobes/opt.c | |||
| @@ -259,6 +259,8 @@ static int can_optimize(unsigned long paddr) | |||
| 259 | */ | 259 | */ |
| 260 | return 0; | 260 | return 0; |
| 261 | recovered_insn = recover_probed_instruction(buf, addr); | 261 | recovered_insn = recover_probed_instruction(buf, addr); |
| 262 | if (!recovered_insn) | ||
| 263 | return 0; | ||
| 262 | kernel_insn_init(&insn, (void *)recovered_insn, MAX_INSN_SIZE); | 264 | kernel_insn_init(&insn, (void *)recovered_insn, MAX_INSN_SIZE); |
| 263 | insn_get_length(&insn); | 265 | insn_get_length(&insn); |
| 264 | /* Another subsystem puts a breakpoint */ | 266 | /* Another subsystem puts a breakpoint */ |