sergiotarxz/nuttx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

driver/sensor: move register_driver to end to avoid race condition

Browse Source 
Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
This commit is contained in:
Jiuzhu Dong 2022-06-14 11:44:24 +08:00 committed by Xiang Xiao
parent bf6063cc04
commit 38393cfc94
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/sensors/sensor.c
View File

@ -1048,14 +1048,6 @@ int sensor_custom_register(FAR struct sensor_lowerhalf_s *lower,
lower->nbuffer = 0;
}
upper->state.nbuffer = lower->nbuffer;
sninfo("Registering %s\n", path);
ret = register_driver(path, &g_sensor_fops, 0666, upper);
if (ret)
{
goto drv_err;
}
#ifdef CONFIG_SENSORS_RPMSG
lower = sensor_rpmsg_register(lower, path);
if (lower == NULL)
@ -1065,7 +1057,15 @@ int sensor_custom_register(FAR struct sensor_lowerhalf_s *lower,
}
#endif
upper->state.nbuffer = lower->nbuffer;
upper->lower = lower;
sninfo("Registering %s\n", path);
ret = register_driver(path, &g_sensor_fops, 0666, upper);
if (ret)
{
goto drv_err;
}
return ret;
drv_err: