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do not set close-on-exec flag on descriptor if it was already set

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

Signed-off-by: Rolf Eike Beer <eb@emlix.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Rolf Eike Beer 2020-02-11 11:22:18 +01:00 • committed by Jaroslav Kysela
parent 5bc3d4c4c1
commit b367274b4d
1 changed files with 2 additions and 0 deletions
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2
include/local.h
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@ -320,8 +320,10 @@ static inline int snd_open_device(const char *filename, int fmode)
fd = rsm_open_device(filename, fmode); fd = rsm_open_device(filename, fmode);
} }
#endif #endif
#ifndef O_CLOEXEC
if (fd >= 0) if (fd >= 0)
fcntl(fd, F_SETFD, FD_CLOEXEC); fcntl(fd, F_SETFD, FD_CLOEXEC);
#endif
return fd; return fd;
} }