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From: Zhen Lei <thunder.leizhen@huawei.com>
To: Jeff Dike <jdike@addtoit.com>,
	Richard Weinberger <richard@nod.at>,
	"Anton Ivanov" <anton.ivanov@cambridgegreys.com>,
	Andrew Morton <akpm@osdl.org>,
	linux-um <linux-um@lists.infradead.org>,
	linux-kernel <linux-kernel@vger.kernel.org>
Cc: Zhen Lei <thunder.leizhen@huawei.com>
Subject: [PATCH 1/1] um: fix error return code in slip_open()
Date: Sat, 8 May 2021 11:13:54 +0800	[thread overview]
Message-ID: <20210508031354.2127-1-thunder.leizhen@huawei.com> (raw)

Fix to return a negative error code from the error handling case instead
of 0, as done elsewhere in this function.

Fixes: a3c77c67a443 ("[PATCH] uml: slirp and slip driver cleanups and fixes")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 arch/um/drivers/slip_user.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/um/drivers/slip_user.c b/arch/um/drivers/slip_user.c
index 482a19c5105c..7334019c9e60 100644
--- a/arch/um/drivers/slip_user.c
+++ b/arch/um/drivers/slip_user.c
@@ -145,7 +145,8 @@ static int slip_open(void *data)
 	}
 	sfd = err;
 
-	if (set_up_tty(sfd))
+	err = set_up_tty(sfd);
+	if (err)
 		goto out_close2;
 
 	pri->slave = sfd;
-- 
2.25.1



             reply	other threads:[~2021-05-08  3:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-08  3:13 Zhen Lei [this message]
2021-05-08  9:13 ` [PATCH 1/1] um: fix error return code in slip_open() Anton Ivanov

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