This patch fixes the warning reported by smatch: fs/eventpoll.c:889 ep_item_poll() warn: variable dereferenced before check 'pt'
Signed-off-by: Vasyl Gomonovych <[email protected]> --- fs/eventpoll.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/eventpoll.c b/fs/eventpoll.c index afd548ebc328..fc772a1f1396 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -879,7 +879,8 @@ static unsigned int ep_item_poll(struct epitem *epi, poll_table *pt, int depth) struct eventpoll *ep; bool locked; - pt->_key = epi->event.events; + if (pt) + pt->_key = epi->event.events; if (!is_file_epoll(epi->ffd.file)) return epi->ffd.file->f_op->poll(epi->ffd.file, pt) & epi->event.events; -- 1.9.1
