diff options
| author | Jovi Zhang <bookjovi@gmail.com> | 2011-01-12 17:00:34 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 08:03:16 -0800 |
| commit | c6a340584607f653e10549c76dd427d4780c8f2c (patch) | |
| tree | 20e82a1dd34f4b2f7477bf02b398759ba026d772 /fs | |
| parent | 6d1b6e4eff89475785f60fa00f65da780f869f36 (diff) | |
proc: use single_open() correctly
single_open()'s third argument is for copying into seq_file->private. Use
that, rather than open-coding it.
Signed-off-by: Jovi Zhang <bookjovi@gmail.com>
Acked-by: David Rientjes <rientjes@google.com>
Acked-by: Alexey Dobriyan <adobriyan@gmail.com>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/proc/base.c | 29 |
1 files changed, 3 insertions, 26 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index bf6ba967cffb..93f1cdd5d3d7 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -745,14 +745,7 @@ static int proc_single_show(struct seq_file *m, void *v) static int proc_single_open(struct inode *inode, struct file *filp) { - int ret; - ret = single_open(filp, proc_single_show, NULL); - if (!ret) { - struct seq_file *m = filp->private_data; - - m->private = inode; - } - return ret; + return single_open(filp, proc_single_show, inode); } static const struct file_operations proc_single_file_operations = { @@ -1380,15 +1373,7 @@ sched_write(struct file *file, const char __user *buf, static int sched_open(struct inode *inode, struct file *filp) { - int ret; - - ret = single_open(filp, sched_show, NULL); - if (!ret) { - struct seq_file *m = filp->private_data; - - m->private = inode; - } - return ret; + return single_open(filp, sched_show, inode); } static const struct file_operations proc_pid_sched_operations = { @@ -1524,15 +1509,7 @@ static int comm_show(struct seq_file *m, void *v) static int comm_open(struct inode *inode, struct file *filp) { - int ret; - - ret = single_open(filp, comm_show, NULL); - if (!ret) { - struct seq_file *m = filp->private_data; - - m->private = inode; - } - return ret; + return single_open(filp, comm_show, inode); } static const struct file_operations proc_pid_set_comm_operations = { |