From: Yunlei He <heyunlei@huawei.com>
Date: Tue, 28 Feb 2017 12:32:41 +0000 (+0800)
Subject: f2fs: fix an error return value in truncate_partial_data_page
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=a78aaa2c3cf1e60f57ff7b2b3c07f0d469306984;p=openwrt%2Fstaging%2Fblogic.git

f2fs: fix an error return value in truncate_partial_data_page

This patch fix a error return value in truncate_partial_data_page

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 5f7317875a67..6d120a5b8f4b 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -528,7 +528,7 @@ static int truncate_partial_data_page(struct inode *inode, u64 from,
 
 	page = get_lock_data_page(inode, index, true);
 	if (IS_ERR(page))
-		return 0;
+		return PTR_ERR(page) == -ENOENT ? 0 : PTR_ERR(page);
 truncate_out:
 	f2fs_wait_on_page_writeback(page, DATA, true);
 	zero_user(page, offset, PAGE_SIZE - offset);