staging: exfat: dedicate count_entries() to sub-dir counting.

count_entries() function is only used to count sub-dirs.
Clarify the role and rename to count_dir_entries().
Signed-off-by: Tetsuhiro Kohada <Kohada.Tetsuhiro@dc.MitsubishiElectric.co.jp>
Link: https://lore.kernel.org/r/20200217072941.34116-2-Kohada.Tetsuhiro@dc.MitsubishiElectric.co.jpSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/exfat/exfat.h

@@ -683,7 +683,7 @@ struct entry_set_cache_t *get_entry_set_in_dir(struct super_block *sb,
 					       u32 type,
 					       struct dentry_t **file_ep);
 void release_entry_set(struct entry_set_cache_t *es);
-s32 count_entries(struct super_block *sb, struct chain_t *p_dir, u32 type);
+s32 count_dir_entries(struct super_block *sb, struct chain_t *p_dir);
 void update_dir_checksum(struct super_block *sb, struct chain_t *p_dir,
 			 s32 entry);
 void update_dir_checksum_with_entry_set(struct super_block *sb,

drivers/staging/exfat/exfat_core.c

@@ -1850,7 +1850,7 @@ s32 exfat_count_ext_entries(struct super_block *sb, struct chain_t *p_dir,
 	return count;
 }
 
-s32 count_entries(struct super_block *sb, struct chain_t *p_dir, u32 type)
+s32 count_dir_entries(struct super_block *sb, struct chain_t *p_dir)
 {
 	int i, count = 0;
 	s32 dentries_per_clu;
@@ -1881,11 +1881,7 @@ s32 count_entries(struct super_block *sb, struct chain_t *p_dir, u32 type)
 
 			if (entry_type == TYPE_UNUSED)
 				return count;
-			if (!(type & TYPE_CRITICAL_PRI) &&
-			    !(type & TYPE_BENIGN_PRI))
-				continue;
-
-			if ((type == TYPE_ALL) || (type == entry_type))
+			if (entry_type == TYPE_DIR)
 				count++;
 		}
 

drivers/staging/exfat/exfat_super.c

@@ -1468,7 +1468,7 @@ static int ffsReadStat(struct inode *inode, struct dir_entry_t *info)
 						p_fs->cluster_size_bits;
 			}
 
-			count = count_entries(sb, &dir, TYPE_DIR);
+			count = count_dir_entries(sb, &dir);
 			if (count < 0) {
 				ret = count; /* propagate error upward */
 				goto out;
@@ -1535,7 +1535,7 @@ static int ffsReadStat(struct inode *inode, struct dir_entry_t *info)
 			info->Size = (u64)count_num_clusters(sb, &dir) <<
 					p_fs->cluster_size_bits;
 
-		count = count_entries(sb, &dir, TYPE_DIR);
+		count = count_dir_entries(sb, &dir);
 		if (count < 0) {
 			ret = count; /* propagate error upward */
 			goto out;