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| author | Rob Jones <rob.jones@codethink.co.uk> | 2014-10-13 15:51:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-14 02:18:14 +0200 |
| commit | 4bad78c550025346de3fc5820e366c7b525e1889 (patch) | |
| tree | 9180b0d311924ce1ca96ffbec1e1e15c7d5342de /lib/dynamic_debug.c | |
| parent | 8b21d9ca17ff8ed0dbf650f4162ee2d59bb5a881 (diff) | |
| download | linux-4bad78c550025346de3fc5820e366c7b525e1889.tar.gz linux-4bad78c550025346de3fc5820e366c7b525e1889.tar.xz | |
lib/dynamic_debug.c: use seq_open_private() instead of seq_open()
Using seq_open_private() removes boilerplate code from ddebug_proc_open().
The resultant code is shorter and easier to follow.
This patch does not change any functionality.
Signed-off-by: Rob Jones <rob.jones@codethink.co.uk>
Acked-by: Jason Baron <jbaron@akamai.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/dynamic_debug.c')
| -rw-r--r-- | lib/dynamic_debug.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c index 31fe79e31ab8..dfba05521748 100644 --- a/lib/dynamic_debug.c +++ b/lib/dynamic_debug.c @@ -819,22 +819,9 @@ static const struct seq_operations ddebug_proc_seqops = { */ static int ddebug_proc_open(struct inode *inode, struct file *file) { - struct ddebug_iter *iter; - int err; - vpr_info("called\n"); - - iter = kzalloc(sizeof(*iter), GFP_KERNEL); - if (iter == NULL) - return -ENOMEM; - - err = seq_open(file, &ddebug_proc_seqops); - if (err) { - kfree(iter); - return err; - } - ((struct seq_file *)file->private_data)->private = iter; - return 0; + return seq_open_private(file, &ddebug_proc_seqops, + sizeof(struct ddebug_iter)); } static const struct file_operations ddebug_proc_fops = { |