diff options
| author | guo <[email protected]> | 2023-05-16 18:46:42 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2023-05-16 18:46:42 +0800 |
| commit | 12a4bb154a21c5628fb6c81986b595f93bcf02ea (patch) | |
| tree | 16a7aedcdfaa2e9c0470d92185c919ad7134ceec /src/device.c | |
| parent | de567b8fb3c85de7b1fe496a696e82a2a2b57a1d (diff) | |
[kernel] fix device_open oflag comparison error. (#7512)
Diffstat (limited to 'src/device.c')
| -rw-r--r-- | src/device.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/device.c b/src/device.c index 957d41551c..47482b50d3 100644 --- a/src/device.c +++ b/src/device.c @@ -235,7 +235,7 @@ rt_err_t rt_device_open(rt_device_t dev, rt_uint16_t oflag) /* device is not opened or opened by other oflag, call device_open interface */ if (!(dev->open_flag & RT_DEVICE_OFLAG_OPEN) || - ((dev->open_flag & RT_DEVICE_OFLAG_MASK) | (oflag & RT_DEVICE_OFLAG_MASK))) + ((dev->open_flag & RT_DEVICE_OFLAG_MASK) != (oflag & RT_DEVICE_OFLAG_MASK))) { if (device_open != RT_NULL) { |