[PATCH 08/15] sysfs: kill unnecessary NULL pointer check in sysfs_release()

[Tejun Heo]

In sysfs_release(), sysfs_buffer pointed to by filp->private_data is
guaranteed to exist.  Kill the unnecessary NULL check.  This also
makes the code more consistent with the counterpart in fs/sysfs/bin.c.

Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>
---
 fs/sysfs/file.c |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index 73333dc..8f1ebd8 100644
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -311,11 +311,10 @@ static int sysfs_release(struct inode * inode, struct file * filp)
 {
 	struct sysfs_buffer *buffer = filp->private_data;
 
-	if (buffer) {
-		if (buffer->page)
-			free_page((unsigned long)buffer->page);
-		kfree(buffer);
-	}
+	if (buffer->page)
+		free_page((unsigned long)buffer->page);
+	kfree(buffer);
+
 	return 0;
 }
 
-- 
1.5.0.3


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