[PATCH 2/2] zpool: Use common error handling code in zpool_create_pool()

[SF Markus Elfring]

From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Mon, 14 Aug 2017 13:04:33 +0200

Add a jump target so that a bit of exception handling can be better reused
in this function.

Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
---
 mm/zpool.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/mm/zpool.c b/mm/zpool.c
index fe1943f7d844..e4634edef86d 100644
--- a/mm/zpool.c
+++ b/mm/zpool.c
@@ -171,10 +171,8 @@ struct zpool *zpool_create_pool(const char *type, const 
char *name, gfp_t gfp,
        }
 
        zpool = kmalloc(sizeof(*zpool), gfp);
-       if (!zpool) {
-               zpool_put_driver(driver);
-               return NULL;
-       }
+       if (!zpool)
+               goto put_driver;
 
        zpool->driver = driver;
        zpool->pool = driver->create(name, gfp, ops, zpool);
@@ -182,8 +180,9 @@ struct zpool *zpool_create_pool(const char *type, const 
char *name, gfp_t gfp,
 
        if (!zpool->pool) {
                pr_err("couldn't create %s pool\n", type);
-               zpool_put_driver(driver);
                kfree(zpool);
+put_driver:
+               zpool_put_driver(driver);
                return NULL;
        }
 
-- 
2.14.0