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authorJeff Mahoney <jeffm@suse.com>2014-04-23 18:00:43 +0400
committerJan Kara <jack@suse.cz>2014-05-07 01:14:24 +0400
commit16da167c167529e466235414c9e06cf4726e2058 (patch)
tree46d91baf6dc861ccdbfa28caf07c57fb8cc9187e
parentb491dd1769f11c2cd07278c1e285a63ccb1918ae (diff)
downloadlinux-16da167c167529e466235414c9e06cf4726e2058.tar.xz
reiserfs: cleanup, remove unnecessary parens in dirent creation
make_empty_dir_item_v1 and make_empty_dir_item also needed a bit of cleanup but it's clearer to use separate pointers rather than the array positions for just two items. Signed-off-by: Jeff Mahoney <jeffm@suse.com> Signed-off-by: Jan Kara <jack@suse.cz>
-rw-r--r--fs/reiserfs/dir.c67
1 files changed, 34 insertions, 33 deletions
diff --git a/fs/reiserfs/dir.c b/fs/reiserfs/dir.c
index 8d51f28d6345..57b20efd4c3b 100644
--- a/fs/reiserfs/dir.c
+++ b/fs/reiserfs/dir.c
@@ -281,65 +281,66 @@ static int reiserfs_readdir(struct file *file, struct dir_context *ctx)
void make_empty_dir_item_v1(char *body, __le32 dirid, __le32 objid,
__le32 par_dirid, __le32 par_objid)
{
- struct reiserfs_de_head *deh;
+ struct reiserfs_de_head *dot, *dotdot;
memset(body, 0, EMPTY_DIR_SIZE_V1);
- deh = (struct reiserfs_de_head *)body;
+ dot = (struct reiserfs_de_head *)body;
+ dotdot = dot + 1;
/* direntry header of "." */
- put_deh_offset(&(deh[0]), DOT_OFFSET);
+ put_deh_offset(dot, DOT_OFFSET);
/* these two are from make_le_item_head, and are are LE */
- deh[0].deh_dir_id = dirid;
- deh[0].deh_objectid = objid;
- deh[0].deh_state = 0; /* Endian safe if 0 */
- put_deh_location(&(deh[0]), EMPTY_DIR_SIZE_V1 - strlen("."));
- mark_de_visible(&(deh[0]));
+ dot->deh_dir_id = dirid;
+ dot->deh_objectid = objid;
+ dot->deh_state = 0; /* Endian safe if 0 */
+ put_deh_location(dot, EMPTY_DIR_SIZE_V1 - strlen("."));
+ mark_de_visible(dot);
/* direntry header of ".." */
- put_deh_offset(&(deh[1]), DOT_DOT_OFFSET);
+ put_deh_offset(dotdot, DOT_DOT_OFFSET);
/* key of ".." for the root directory */
/* these two are from the inode, and are are LE */
- deh[1].deh_dir_id = par_dirid;
- deh[1].deh_objectid = par_objid;
- deh[1].deh_state = 0; /* Endian safe if 0 */
- put_deh_location(&(deh[1]), deh_location(&(deh[0])) - strlen(".."));
- mark_de_visible(&(deh[1]));
+ dotdot->deh_dir_id = par_dirid;
+ dotdot->deh_objectid = par_objid;
+ dotdot->deh_state = 0; /* Endian safe if 0 */
+ put_deh_location(dotdot, deh_location(dot) - strlen(".."));
+ mark_de_visible(dotdot);
/* copy ".." and "." */
- memcpy(body + deh_location(&(deh[0])), ".", 1);
- memcpy(body + deh_location(&(deh[1])), "..", 2);
+ memcpy(body + deh_location(dot), ".", 1);
+ memcpy(body + deh_location(dotdot), "..", 2);
}
/* compose directory item containing "." and ".." entries */
void make_empty_dir_item(char *body, __le32 dirid, __le32 objid,
__le32 par_dirid, __le32 par_objid)
{
- struct reiserfs_de_head *deh;
+ struct reiserfs_de_head *dot, *dotdot;
memset(body, 0, EMPTY_DIR_SIZE);
- deh = (struct reiserfs_de_head *)body;
+ dot = (struct reiserfs_de_head *)body;
+ dotdot = dot + 1;
/* direntry header of "." */
- put_deh_offset(&(deh[0]), DOT_OFFSET);
+ put_deh_offset(dot, DOT_OFFSET);
/* these two are from make_le_item_head, and are are LE */
- deh[0].deh_dir_id = dirid;
- deh[0].deh_objectid = objid;
- deh[0].deh_state = 0; /* Endian safe if 0 */
- put_deh_location(&(deh[0]), EMPTY_DIR_SIZE - ROUND_UP(strlen(".")));
- mark_de_visible(&(deh[0]));
+ dot->deh_dir_id = dirid;
+ dot->deh_objectid = objid;
+ dot->deh_state = 0; /* Endian safe if 0 */
+ put_deh_location(dot, EMPTY_DIR_SIZE - ROUND_UP(strlen(".")));
+ mark_de_visible(dot);
/* direntry header of ".." */
- put_deh_offset(&(deh[1]), DOT_DOT_OFFSET);
+ put_deh_offset(dotdot, DOT_DOT_OFFSET);
/* key of ".." for the root directory */
/* these two are from the inode, and are are LE */
- deh[1].deh_dir_id = par_dirid;
- deh[1].deh_objectid = par_objid;
- deh[1].deh_state = 0; /* Endian safe if 0 */
- put_deh_location(&(deh[1]),
- deh_location(&(deh[0])) - ROUND_UP(strlen("..")));
- mark_de_visible(&(deh[1]));
+ dotdot->deh_dir_id = par_dirid;
+ dotdot->deh_objectid = par_objid;
+ dotdot->deh_state = 0; /* Endian safe if 0 */
+ put_deh_location(dotdot, deh_location(dot) - ROUND_UP(strlen("..")));
+ mark_de_visible(dotdot);
/* copy ".." and "." */
- memcpy(body + deh_location(&(deh[0])), ".", 1);
- memcpy(body + deh_location(&(deh[1])), "..", 2);
+ memcpy(body + deh_location(dot), ".", 1);
+ memcpy(body + deh_location(dotdot), "..", 2);
}