From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 15 Aug 2013 05:54:56 +0000 (+0300)
Subject: f2fs: alloc_page() doesn't return an ERR_PTR
X-Git-Tag: firefly_0821_release~176^2~5415^2~16
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e27dae4d663762da2020e93885be2219f0608ec6;p=firefly-linux-kernel-4.4.55.git

f2fs: alloc_page() doesn't return an ERR_PTR

alloc_page() returns a NULL on failure, it never returns an ERR_PTR.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
---

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 1c21344fba30..818ff368de81 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1517,8 +1517,8 @@ int restore_node_summary(struct f2fs_sb_info *sbi,
 
 	/* alloc temporal page for read node */
 	page = alloc_page(GFP_NOFS | __GFP_ZERO);
-	if (IS_ERR(page))
-		return PTR_ERR(page);
+	if (!page)
+		return -ENOMEM;
 	lock_page(page);
 
 	/* scan the node segment */
diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index c6908b5d9d84..fa493bb64167 100644
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -129,8 +129,8 @@ static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head)
 
 	/* read node page */
 	page = alloc_page(GFP_F2FS_ZERO);
-	if (IS_ERR(page))
-		return PTR_ERR(page);
+	if (!page)
+		return -ENOMEM;
 	lock_page(page);
 
 	while (1) {
@@ -367,7 +367,7 @@ static int recover_data(struct f2fs_sb_info *sbi,
 
 	/* read node page */
 	page = alloc_page(GFP_NOFS | __GFP_ZERO);
-	if (IS_ERR(page))
+	if (!page)
 		return -ENOMEM;
 
 	lock_page(page);