anchao commented on code in PR #15578:
URL: https://github.com/apache/nuttx/pull/15578#discussion_r1918236072
##########
libs/libc/misc/lib_tempbuffer.c:
##########
@@ -114,6 +114,7 @@ FAR char *lib_get_tempbuffer(size_t nbytes)
#ifdef CONFIG_LIBC_TEMPBUFFER_MALLOC
return lib_malloc(nbytes);
#else
+ set_errno(ENOMEM);
Review Comment:
```
mkdir
|
|->littlefs_mkdir
| |
| ->lib_get_pathbuffer
| |
| ->set_errno(ENOMEM) and return -ENOMEM;
|
|->errcode = -ret;
->set_errno(errcode) // set errno again
```
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