f2fs: check the page status filled from disk

After reading a page, we need to check whether there is any error.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 5 insertions, 6 deletions

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index ac5bea0f5f09..77c3bbb9bee0 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -413,7 +413,7 @@ struct page *get_new_data_page(struct inode *inode,
         struct page *page;
         struct dnode_of_data dn;
         int err;
-repeat:
+
         page = f2fs_grab_cache_page(mapping, index, true);
         if (!page) {
                 /*
@@ -442,12 +442,11 @@ repeat:
         } else {
                 f2fs_put_page(page, 1);
 
-                page = get_read_data_page(inode, index, READ_SYNC, true);
+                /* if ipage exists, blkaddr should be NEW_ADDR */
+                f2fs_bug_on(F2FS_I_SB(inode), ipage);
+                page = get_lock_data_page(inode, index, true);
                 if (IS_ERR(page))
-                        goto repeat;
-
-                /* wait for read completion */
-                lock_page(page);
+                        return page;
         }
 got_it:
         if (new_i_size && i_size_read(inode) <