lkml.org 
[lkml]   [2017]   [Oct]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH 6/6] lightnvm: pblk: fix releases of kmem cache in error path
If pblk_core_init fails lets destroy all global caches.

Signed-off-by: Rakesh Pandit <rakesh@tuxera.com>
---
drivers/lightnvm/pblk-init.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c
index 519e5cf..9f39800 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -246,7 +246,7 @@ static int pblk_core_init(struct pblk *pblk)
pblk->page_bio_pool = mempool_create_page_pool(nvm_max_phys_sects(dev),
0);
if (!pblk->page_bio_pool)
- return -ENOMEM;
+ goto free_global_caches;

pblk->gen_ws_pool = mempool_create_slab_pool(PBLK_GEN_WS_POOL_SIZE,
pblk_ws_cache);
@@ -314,6 +314,12 @@ static int pblk_core_init(struct pblk *pblk)
mempool_destroy(pblk->gen_ws_pool);
free_page_bio_pool:
mempool_destroy(pblk->page_bio_pool);
+free_global_caches:
+ kmem_cache_destroy(pblk_ws_cache);
+ kmem_cache_destroy(pblk_rec_cache);
+ kmem_cache_destroy(pblk_g_rq_cache);
+ kmem_cache_destroy(pblk_e_rq_cache);
+ kmem_cache_destroy(pblk_w_rq_cache);
return -ENOMEM;
}

--
2.7.4
\
 
 \ /
  Last update: 2017-10-01 15:27    [W:0.034 / U:1.552 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site