[alsa-devel] [PATCH] do not set close-on-exec flag on descriptor if it was already set

From: Rolf Eike Beer <eb@emlix.com>
To: patch@alsa-project.org
Cc: alsa-devel@alsa-project.org
Subject: [alsa-devel] [PATCH] do not set close-on-exec flag on descriptor if it was already set
Date: Tue, 11 Feb 2020 11:22:18 +0100	[thread overview]
Message-ID: <5948808.FfnTCzJfH2@devpool35> (raw)

There is no need to set this again if O_CLOEXEC is supported.

Signed-off-by: Rolf Eike Beer <eb@emlix.com>
---
 include/local.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/local.h b/include/local.h
index ea0ec32d..ed6ba936 100644
--- a/include/local.h
+++ b/include/local.h
@@ -320,8 +320,10 @@ static inline int snd_open_device(const char *filename, int fmode)
 			fd = rsm_open_device(filename, fmode);
 	}
 #endif
+#ifndef O_CLOEXEC
 	if (fd >= 0)
 		fcntl(fd, F_SETFD, FD_CLOEXEC);
+#endif
 	return fd;
 }
 
-- 
2.25.0


-- 
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
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