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kprobes: Remove redundant address check

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Remove call to kernel_text_address() in register_jprobes()
because it is called right after in register_kprobe().

Signed-off-by: Namhyung Kim <[email protected]>
Acked-by: Masami Hiramatsu <[email protected]>
LKML-Reference: <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Namhyung Kim 2010-09-15 10:04:26 +09:00 • committed by Ingo Molnar
commit edbaadbe42
1 changed files with 5 additions and 8 deletions
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13
kernel/kprobes.c
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@ -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);