Messages in this thread Patch in this message | | | Date | Sun, 1 Oct 2017 16:26:35 +0300 | From | Rakesh Pandit <> | Subject | [PATCH 6/6] lightnvm: pblk: fix releases of kmem cache in error path |
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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
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