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| author | Thomas Gleixner <tglx@linutronix.de> | 2005-05-20 22:37:15 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-05-23 13:48:38 +0200 |
| commit | e2d48b1a98bb5da8d6998ca4db0b20fa46938a11 (patch) | |
| tree | 8b6cb220be02b78a064fa718bb2b5b182907bdf1 /fs/jffs2/background.c | |
| parent | fb4a90bfcd6d86e8531073c42fae7fde40974f5d (diff) | |
| download | linux-e2d48b1a98bb5da8d6998ca4db0b20fa46938a11.tar.gz linux-e2d48b1a98bb5da8d6998ca4db0b20fa46938a11.tar.bz2 linux-e2d48b1a98bb5da8d6998ca4db0b20fa46938a11.zip | |
[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/jffs2/background.c')
| -rw-r--r-- | fs/jffs2/background.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c index 5548749bacb6..65119d72cce0 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) |