btrfs: rename err to ret in btrfs_dirty_pages()

Unify naming of return value to the preferred way.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index f9d76072398da550e1ad4cd9c77bfcb3007c7c66..f55ac15d727a37208367b5852a56eda93aaa8234 100644 (file)
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -128,7 +128,7 @@ int btrfs_dirty_pages(struct btrfs_inode *inode, struct page **pages,
                      struct extent_state **cached, bool noreserve)
 {
        struct btrfs_fs_info *fs_info = inode->root->fs_info;
-       int err = 0;
+       int ret = 0;
        int i;
        u64 num_bytes;
        u64 start_pos;
@@ -158,10 +158,10 @@ int btrfs_dirty_pages(struct btrfs_inode *inode, struct page **pages,
                         EXTENT_DELALLOC | EXTENT_DO_ACCOUNTING | EXTENT_DEFRAG,
                         cached);
 
-       err = btrfs_set_extent_delalloc(inode, start_pos, end_of_last_block,
+       ret = btrfs_set_extent_delalloc(inode, start_pos, end_of_last_block,
                                        extra_bits, cached);
-       if (err)
-               return err;
+       if (ret)
+               return ret;
 
        for (i = 0; i < num_pages; i++) {
                struct page *p = pages[i];