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From: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
To: io-uring@vger.kernel.org
Cc: axboe@kernel.dk, asml.silence@gmail.com,
	Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
Subject: [PATCH] io_uring: add missing sigmask restore in io_cqring_wait()
Date: Tue, 14 Sep 2021 16:41:39 +0800	[thread overview]
Message-ID: <20210914084139.8827-1-xiaoguang.wang@linux.alibaba.com> (raw)

Found this by learning codes.

Signed-off-by: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
---
 fs/io_uring.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 30d959416eba..d7b0aeda1d84 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -7326,8 +7326,10 @@ static int io_cqring_wait(struct io_ring_ctx *ctx, int min_events,
 	if (uts) {
 		struct timespec64 ts;
 
-		if (get_timespec64(&ts, uts))
+		if (get_timespec64(&ts, uts)) {
+			restore_saved_sigmask_unless(false);
 			return -EFAULT;
+		}
 		timeout = timespec64_to_jiffies(&ts);
 	}
 
-- 
2.14.4.44.g2045bb6


             reply	other threads:[~2021-09-14  8:41 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-14  8:41 Xiaoguang Wang [this message]
2021-09-14 13:42 ` Jens Axboe
2021-09-14 14:28   ` Xiaoguang Wang
2021-09-14 14:29     ` Jens Axboe

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