From e0f4a76d6cfca8eeec175db2fdb7cfda8a135d44 Mon Sep 17 00:00:00 2001
From: Ville Juven <ville.juven@unikie.com>
Date: Thu, 25 May 2023 13:01:34 +0300
Subject: [PATCH] fs_poll: Fix wrong return value in CONFIG_BUILD_KERNEL

The exit condition below does not work:

  if (ret < 0)
    {
      set_errno(-ret);
      return ERROR;
    }
  else
    {
      return count;
    }
---
 fs/vfs/fs_poll.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/vfs/fs_poll.c b/fs/vfs/fs_poll.c
index f4219aa7c39..267a542da52 100644
--- a/fs/vfs/fs_poll.c
+++ b/fs/vfs/fs_poll.c
@@ -393,7 +393,7 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
     {
       /* Out of memory */
 
-      ret = ENOMEM;
+      ret = -ENOMEM;
       goto out_with_cancelpt;
     }