From 216d81bb35fc50923993462cc4fbc7029f9be1a9 Mon Sep 17 00:00:00 2001 From: Domen Puncer Date: Sat, 10 Sep 2005 00:27:05 -0700 Subject: [PATCH] [PATCH] janitor: jffs/intrep: list_for_each_entry Use list_for_each_entry to make code more readable. Signed-off-by: Maximilian Attems Signed-off-by: Domen Puncer Cc: Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/jffs/intrep.c | 22 +++++++++------------- 1 file changed, 9 insertions(+), 13 deletions(-) diff --git a/fs/jffs/intrep.c b/fs/jffs/intrep.c index 456d7e6..27f199e 100644 --- a/fs/jffs/intrep.c +++ b/fs/jffs/intrep.c @@ -1701,12 +1701,10 @@ jffs_find_file(struct jffs_control *c, __u32 ino) { struct jffs_file *f; int i = ino % c->hash_len; - struct list_head *tmp; D3(printk("jffs_find_file(): ino: %u\n", ino)); - for (tmp = c->hash[i].next; tmp != &c->hash[i]; tmp = tmp->next) { - f = list_entry(tmp, struct jffs_file, hash); + list_for_each_entry(f, &c->hash[i], hash) { if (ino != f->ino) continue; D3(printk("jffs_find_file(): Found file with ino " @@ -2102,13 +2100,12 @@ jffs_foreach_file(struct jffs_control *c, int (*func)(struct jffs_file *)) int result = 0; for (pos = 0; pos < c->hash_len; pos++) { - struct list_head *p, *next; - for (p = c->hash[pos].next; p != &c->hash[pos]; p = next) { - /* We need a reference to the next file in the - list because `func' might remove the current - file `f'. */ - next = p->next; - r = func(list_entry(p, struct jffs_file, hash)); + struct jffs_file *f, *next; + + /* We must do _safe, because 'func' might remove the + current file 'f' from the list. */ + list_for_each_entry_safe(f, next, &c->hash[pos], hash) { + r = func(f); if (r < 0) return r; result += r; @@ -2613,9 +2610,8 @@ jffs_print_hash_table(struct jffs_control *c) printk("JFFS: Dumping the file system's hash table...\n"); for (i = 0; i < c->hash_len; i++) { - struct list_head *p; - for (p = c->hash[i].next; p != &c->hash[i]; p = p->next) { - struct jffs_file *f=list_entry(p,struct jffs_file,hash); + struct jffs_file *f; + list_for_each_entry(f, &c->hash[i], hash) { printk("*** c->hash[%u]: \"%s\" " "(ino: %u, pino: %u)\n", i, (f->name ? f->name : ""), -- 2.7.4