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authorNamhyung Kim <namhyung@gmail.com>2010-09-15 10:04:26 +0900
committerIngo Molnar <mingo@elte.hu>2010-09-15 10:44:00 +0200
commitedbaadbe42b0b790618ec49d29626223529d8195 (patch)
treefbd036fe6208249b40ab56f1e68c4efb5b7785d0
parent38a81da2205f94e8a2a834b51a6b99c91fc7c2e8 (diff)
downloadop-kernel-dev-edbaadbe42b0b790618ec49d29626223529d8195.zip
op-kernel-dev-edbaadbe42b0b790618ec49d29626223529d8195.tar.gz
kprobes: Remove redundant address check
Remove call to kernel_text_address() in register_jprobes() because it is called right after in register_kprobe(). Signed-off-by: Namhyung Kim <namhyung@gmail.com> Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> LKML-Reference: <1284512670-2369-2-git-send-email-namhyung@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--kernel/kprobes.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 282035f..8f96701 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -1343,14 +1343,11 @@ int __kprobes register_jprobes(struct jprobe **jps, int num)
jp = jps[i];
addr = arch_deref_entry_point(jp->entry);
- if (!kernel_text_address(addr))
- ret = -EINVAL;
- else {
- /* Todo: Verify probepoint is a function entry point */
- jp->kp.pre_handler = setjmp_pre_handler;
- jp->kp.break_handler = longjmp_break_handler;
- ret = register_kprobe(&jp->kp);
- }
+ /* Todo: Verify probepoint is a function entry point */
+ jp->kp.pre_handler = setjmp_pre_handler;
+ jp->kp.break_handler = longjmp_break_handler;
+ ret = register_kprobe(&jp->kp);
+
if (ret < 0) {
if (i > 0)
unregister_jprobes(jps, i);
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