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authorThomas Gleixner <tglx@linutronix.de>2005-05-20 22:37:15 +0100
committerThomas Gleixner <tglx@mtd.linutronix.de>2005-05-23 13:48:38 +0200
commite2d48b1a98bb5da8d6998ca4db0b20fa46938a11 (patch)
tree8b6cb220be02b78a064fa718bb2b5b182907bdf1 /fs
parentfb4a90bfcd6d86e8531073c42fae7fde40974f5d (diff)
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[JFFS2] Fix cleanup in case of GC-Task not started
Do not call wait_for_completion, when the gc task is not there. Prevent an oops when the gc thread was not started. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs')
-rw-r--r--fs/jffs2/background.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c
index 5548749bacb..65119d72cce 100644
--- a/fs/jffs2/background.c
+++ b/fs/jffs2/background.c
@@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
- * $Id: background.c,v 1.52 2005/05/19 16:18:08 gleixner Exp $
+ * $Id: background.c,v 1.54 2005/05/20 21:37:12 gleixner Exp $
*
*/
@@ -56,13 +56,16 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
void jffs2_stop_garbage_collect_thread(struct jffs2_sb_info *c)
{
+ int wait = 0;
spin_lock(&c->erase_completion_lock);
if (c->gc_task) {
D1(printk(KERN_DEBUG "jffs2: Killing GC task %d\n", c->gc_task->pid));
send_sig(SIGKILL, c->gc_task, 1);
+ wait = 1;
}
spin_unlock(&c->erase_completion_lock);
- wait_for_completion(&c->gc_thread_exit);
+ if (wait)
+ wait_for_completion(&c->gc_thread_exit);
}
static int jffs2_garbage_collect_thread(void *_c)