From: Zhen Lei thunder.leizhen@huawei.com
[ Upstream commit b77e81fbe5f5fb4ad9a61ec80f6d1e30b6da093a ]
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 Acked-By: anton.ivanov@cambridgegreys.com Signed-off-by: Richard Weinberger richard@nod.at Signed-off-by: Sasha Levin sashal@kernel.org --- 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 0d6b66c64a81..76d155631c5d 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;