From 9d13411784e27227162857df25ab6817a1db2a73 Mon Sep 17 00:00:00 2001
From: Vasyl Gomonovych <gomonovych@gmail.com>
Date: Mon, 8 Jan 2018 12:21:20 -0800
Subject: [PATCH] bcache: Use PTR_ERR_OR_ZERO()
Git-commit: 9d13411784e27227162857df25ab6817a1db2a73
Patch-mainline: v4.16-rc1
References: bsc#1093023
Fix ptr_ret.cocci warnings:
drivers/md/bcache/btree.c:1800:1-3: WARNING: PTR_ERR_OR_ZERO can be used
Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
Generated by: scripts/coccinelle/api/ptr_ret.cocci
Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
Reviewed-by: Michael Lyle <mlyle@lyle.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Coly Li <colyli@suse.de>
---
drivers/md/bcache/btree.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index ebb1874218e7..9e30713dbdb8 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -1804,10 +1804,7 @@ static int bch_gc_thread(void *arg)
int bch_gc_thread_start(struct cache_set *c)
{
c->gc_thread = kthread_run(bch_gc_thread, c, "bcache_gc");
- if (IS_ERR(c->gc_thread))
- return PTR_ERR(c->gc_thread);
-
- return 0;
+ return PTR_ERR_OR_ZERO(c->gc_thread);
}
/* Initial partial gc */
--
2.16.3