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authorArtem B. Bityuckiy <dedekind@infradead.org>2005-07-12 17:37:12 +0100
committerThomas Gleixner <tglx@mtd.linutronix.de>2005-07-13 00:02:33 +0200
commitb62205986a73a40e4fc174d2ef668e3895e925bc (patch)
treee5754d64dcdf508dd4f3602135c963990d261411
parente4fef6618992bea48b7856ebbd236796b744964f (diff)
[JFFS2] Init locks early during mount
In case of a mount error locks might be uninitialized but accessed by the resulting call to jffs2_kill_sb(). Signed-off-by: Artem B. Bityuckiy <dedekind@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--fs/jffs2/build.c9
-rw-r--r--fs/jffs2/super.c11
2 files changed, 11 insertions, 9 deletions
diff --git a/fs/jffs2/build.c b/fs/jffs2/build.c
index 3dd5394921c9..97dc39796e2c 100644
--- a/fs/jffs2/build.c
+++ b/fs/jffs2/build.c
@@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
- * $Id: build.c,v 1.70 2005/02/28 08:21:05 dedekind Exp $
+ * $Id: build.c,v 1.71 2005/07/12 16:37:08 dedekind Exp $
*
*/
@@ -336,13 +336,6 @@ int jffs2_do_mount_fs(struct jffs2_sb_info *c)
c->blocks[i].bad_count = 0;
}
- init_MUTEX(&c->alloc_sem);
- init_MUTEX(&c->erase_free_sem);
- init_waitqueue_head(&c->erase_wait);
- init_waitqueue_head(&c->inocache_wq);
- spin_lock_init(&c->erase_completion_lock);
- spin_lock_init(&c->inocache_lock);
-
INIT_LIST_HEAD(&c->clean_list);
INIT_LIST_HEAD(&c->very_dirty_list);
INIT_LIST_HEAD(&c->dirty_list);
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index 2cf14cf8b35a..aaf9475cfb6a 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
- * $Id: super.c,v 1.106 2005/05/18 11:37:25 dedekind Exp $
+ * $Id: super.c,v 1.107 2005/07/12 16:37:08 dedekind Exp $
*
*/
@@ -140,6 +140,15 @@ static struct super_block *jffs2_get_sb_mtd(struct file_system_type *fs_type,
D1(printk(KERN_DEBUG "jffs2_get_sb_mtd(): New superblock for device %d (\"%s\")\n",
mtd->index, mtd->name));
+ /* Initialize JFFS2 superblock locks, the further initialization will be
+ * done later */
+ init_MUTEX(&c->alloc_sem);
+ init_MUTEX(&c->erase_free_sem);
+ init_waitqueue_head(&c->erase_wait);
+ init_waitqueue_head(&c->inocache_wq);
+ spin_lock_init(&c->erase_completion_lock);
+ spin_lock_init(&c->inocache_lock);
+
sb->s_op = &jffs2_super_operations;
sb->s_flags = flags | MS_NOATIME;