Merge pull request #4861 from CornerOfSkyline/fix_pthread_sem_init_err

BernardXiong · web-flow · commit 66cc36c70a11 · 2021-07-14T19:54:39.000+08:00
Fix the sem init check bug in pthread.
diff --git a/components/libc/pthreads/semaphore.c b/components/libc/pthreads/semaphore.c
@@ -186,7 +186,7 @@ int sem_init(sem_t *sem, int pshared, unsigned int value)
 
     rt_snprintf(name, sizeof(name), "psem%02d", psem_number++);
     sem->sem = rt_sem_create(name, value, RT_IPC_FLAG_FIFO);
-    if (sem == RT_NULL)
+    if (sem->sem == RT_NULL)
     {
         rt_set_errno(ENOMEM);
 

Original file line number	Diff line number	Diff line change
`@@ -186,7 +186,7 @@ int sem_init(sem_t *sem, int pshared, unsigned int value)`
`186`	`186`
`187`	`187`	`rt_snprintf(name, sizeof(name), "psem%02d", psem_number++);`
`188`	`188`	`sem->sem = rt_sem_create(name, value, RT_IPC_FLAG_FIFO);`
`189`		`- if (sem == RT_NULL)`
	`189`	`+ if (sem->sem == RT_NULL)`
`190`	`190`	`{`
`191`	`191`	`rt_set_errno(ENOMEM);`
`192`	`192`