From: Yan, Zheng <zyan@redhat.com>
Date: Thu, 10 Mar 2016 03:29:34 +0000 (+0800)
Subject: ceph: remove unnecessary NULL check
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=4531126753aaf936e2674d28245400c6559ef0ee;p=openwrt%2Fstaging%2Fblogic.git

ceph: remove unnecessary NULL check

If page->mapping is NULL, releasepage() callback does not get called.
Remove the unnecessary NULL check to make static code analysis tool
happy

Signed-off-by: Yan, Zheng <zyan@redhat.com>
---

diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 888674c311c5..fc5cae2a0db2 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -175,8 +175,8 @@ static void ceph_invalidatepage(struct page *page, unsigned int offset,
 
 static int ceph_releasepage(struct page *page, gfp_t g)
 {
-	struct inode *inode = page->mapping ? page->mapping->host : NULL;
-	dout("%p releasepage %p idx %lu\n", inode, page, page->index);
+	dout("%p releasepage %p idx %lu\n", page->mapping->host,
+	     page, page->index);
 	WARN_ON(PageDirty(page));
 
 	/* Can we release the page from the cache? */