Ouss4 commented on a change in pull request #2639:
URL: https://github.com/apache/incubator-nuttx/pull/2639#discussion_r550916990
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File path: fs/vfs/fs_dupfd.c
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@@ -73,7 +73,7 @@ int file_dup(FAR struct file *filep, int minfd)
fd2 = files_allocate(NULL, 0, 0, minfd);
if (fd2 < 0)
{
- return -EMFILE;
+ return fd2;
Review comment:
does `files_allocate` return `EMFILE` somehow?
The return of `file_dup` is the value that we gonna set `errno` to.
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