mirror of https://gitee.com/openkylin/linux.git
Fix F_DUPFD_CLOEXEC breakage
Fix a braino in F_DUPFD_CLOEXEC; f_dupfd() expects flags for alloc_fd(), get_unused_fd() etc and there clone-on-exec if O_CLOEXEC, not FD_CLOEXEC. Reported-by: Richard W.M. Jones <rjones@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -258,7 +258,7 @@ static long do_fcntl(int fd, unsigned int cmd, unsigned long arg,
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err = f_dupfd(arg, filp, 0);
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break;
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case F_DUPFD_CLOEXEC:
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err = f_dupfd(arg, filp, FD_CLOEXEC);
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err = f_dupfd(arg, filp, O_CLOEXEC);
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break;
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case F_GETFD:
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err = get_close_on_exec(fd) ? FD_CLOEXEC : 0;
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