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tiny mq_open optimization

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A very small cleanup for mq_open.

We do not have to call set_close_on_exit if we create the file
descriptor right away with the flag set.  We have a function for this
now.  The resulting code is smaller and a tiny bit faster.

Signed-off-by: Ulrich Drepper <drepper@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ulrich Drepper
2008-05-03 15:28:45 -04:00
committed by Linus Torvalds
parent d35c7b0e54
commit 269f21344b
1 changed files with 1 additions and 2 deletions
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3
ipc/mqueue.c
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@ -673,7 +673,7 @@ asmlinkage long sys_mq_open(const char __user *u_name, int oflag, mode_t mode,
if (IS_ERR(name = getname(u_name))) if (IS_ERR(name = getname(u_name)))
return PTR_ERR(name); return PTR_ERR(name);
fd = get_unused_fd(); fd = get_unused_fd_flags(O_CLOEXEC);
if (fd < 0) if (fd < 0)
goto out_putname; goto out_putname;
@ -709,7 +709,6 @@ asmlinkage long sys_mq_open(const char __user *u_name, int oflag, mode_t mode,
goto out_putfd; goto out_putfd;
} }
set_close_on_exec(fd, 1);
fd_install(fd, filp); fd_install(fd, filp);
goto out_upsem; goto out_upsem;