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Posted to commits@nuttx.apache.org by xi...@apache.org on 2022/02/03 05:14:44 UTC
[incubator-nuttx] branch master updated: serial/pty: fix the lock handling
This is an automated email from the ASF dual-hosted git repository.
xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx.git
The following commit(s) were added to refs/heads/master by this push:
new 5457a9a serial/pty: fix the lock handling
5457a9a is described below
commit 5457a9a450b0dbb3ab36cd98a4b76dddccfd149d
Author: chao.an <an...@xiaomi.com>
AuthorDate: Thu Feb 3 11:48:44 2022 +0800
serial/pty: fix the lock handling
Signed-off-by: chao.an <an...@xiaomi.com>
---
drivers/serial/pty.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/serial/pty.c b/drivers/serial/pty.c
index ca238d9..d6be352 100644
--- a/drivers/serial/pty.c
+++ b/drivers/serial/pty.c
@@ -298,6 +298,7 @@ static int pty_open(FAR struct file *filep)
ret = nxsem_wait(&devpair->pp_slavesem);
if (ret < 0)
{
+ sched_unlock();
return ret;
}
@@ -308,6 +309,7 @@ static int pty_open(FAR struct file *filep)
ret = pty_semtake(devpair);
if (ret < 0)
{
+ sched_unlock();
return ret;
}
@@ -335,7 +337,7 @@ static int pty_open(FAR struct file *filep)
ret = pty_semtake(devpair);
if (ret < 0)
{
- goto errout_with_sem;
+ return ret;
}
}
@@ -362,7 +364,6 @@ static int pty_open(FAR struct file *filep)
ret = OK;
}
-errout_with_sem:
pty_semgive(devpair);
return ret;
}