tree 5853dbb3ecb5007c24899187602b49d51657025c
parent a71c9a1c779f2499fb2afc0553e543f18aff6edf
author Wei Yongjun <yongjun_wei@trendmicro.com.cn> 1466184839 +0000
committer Steven Rostedt (VMware) <rostedt@goodmis.org> 1491399412 -0400

ring-buffer: Fix return value check in test_ringbuffer()

In case of error, the function kthread_run() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().

Link: http://lkml.kernel.org/r/1466184839-14927-1-git-send-email-weiyj_lk@163.com

Cc: stable@vger.kernel.org
Fixes: 6c43e554a ("ring-buffer: Add ring buffer startup selftest")
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>