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Code Issues Releases Wiki Activity

fail_function: fix wrong use of fei_attr_remove() 

If register_kprobe() fails, the new attr is not added to the list yet, so
it should call fei_attr_free() intstead.

Link: https://lkml.kernel.org/r/20220826073337.2085798-3-yangyingliang@huawei.com
Fixes: 4b1a29a7f5 ("error-injection: Support fault injection framework")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Yang Yingliang 2022-08-26 15:33:37 +08:00 committed by Andrew Morton
parent cef9f5f866
commit d2e85432a2
1 changed files with 1 additions and 1 deletions
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2
kernel/fail_function.c
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@ -295,7 +295,7 @@ static ssize_t fei_write(struct file *file, const char __user *buffer,
ret = register_kprobe(&attr->kp);
if (ret) {
fei_attr_remove(attr);
fei_attr_free(attr);
goto out;
}
fei_debugfs_add_attr(attr);