dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

kprobes: Fix selftest to clear flags field for reusing probes 

Fix selftest to clear flags field for reusing probes
because the flags field can be modified by Kprobes.
This also set NULL to kprobe.addr instead of 0.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: 2nddept-manager@sdl.hitachi.co.jp
LKML-Reference: <20101014031024.4100.50107.stgit@ltc236.sdl.hitachi.co.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Masami Hiramatsu 2010-10-14 12:10:24 +09:00 committed by Ingo Molnar
parent 0f55a2f3d4
commit fd02e6f7ae
1 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
kernel/test_kprobes.c
View File

@ -115,7 +115,9 @@ static int test_kprobes(void)
int ret;
struct kprobe *kps[2] = {&kp, &kp2};
kp.addr = 0; /* addr should be cleard for reusing kprobe. */
/* addr and flags should be cleard for reusing kprobe. */
kp.addr = NULL;
kp.flags = 0;
ret = register_kprobes(kps, 2);
if (ret < 0) {
printk(KERN_ERR "Kprobe smoke test failed: "
@ -210,7 +212,9 @@ static int test_jprobes(void)
int ret;
struct jprobe *jps[2] = {&jp, &jp2};
jp.kp.addr = 0; /* addr should be cleard for reusing kprobe. */
/* addr and flags should be cleard for reusing kprobe. */
jp.kp.addr = NULL;
jp.kp.flags = 0;
ret = register_jprobes(jps, 2);
if (ret < 0) {
printk(KERN_ERR "Kprobe smoke test failed: "
@ -323,7 +327,9 @@ static int test_kretprobes(void)
int ret;
struct kretprobe *rps[2] = {&rp, &rp2};
rp.kp.addr = 0; /* addr should be cleard for reusing kprobe. */
/* addr and flags should be cleard for reusing kprobe. */
rp.kp.addr = NULL;
rp.kp.flags = 0;
ret = register_kretprobes(rps, 2);
if (ret < 0) {
printk(KERN_ERR "Kprobe smoke test failed: "