projects
/
linux-2.6-block.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
Merge 'tip/perf/urgent' into perf/core to pick fixes
[linux-2.6-block.git]
/
arch
/
x86
/
kernel
/
kprobes
/
opt.c
diff --git
a/arch/x86/kernel/kprobes/opt.c
b/arch/x86/kernel/kprobes/opt.c
index 0dd8d089c315e0e9df338e9144799c6e900df831..7b3b9d15c47a63953d6932026cc57db795e3a507 100644
(file)
--- 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)
*/
return 0;
recovered_insn = recover_probed_instruction(buf, addr);
+ if (!recovered_insn)
+ return 0;
kernel_insn_init(&insn, (void *)recovered_insn, MAX_INSN_SIZE);
insn_get_length(&insn);
/* Another subsystem puts a breakpoint */