tree 19bb7a57750581945536e3b48f0c66d94c2c2d00
parent 99cd1282779beecf337c4587ffc133ecafb8130f
author Phil Sutter <phil@nwl.cc> 1691505224 +0200
committer Phil Sutter <phil@nwl.cc> 1691669695 +0200

Use SOCK_CLOEXEC/O_CLOEXEC where available

No need for the explicit fcntl() call, request the behaviour when
opening the descriptor.

One fcntl() call setting FD_CLOEXEC remains in extensions/libxt_bpf.c,
the indirect syscall seems not to support passing the flag directly.

Reported-by: Gaurav Gupta <g.gupta@samsung.com>
Closes: https://bugzilla.netfilter.org/show_bug.cgi?id=1104
Signed-off-by: Phil Sutter <phil@nwl.cc>