From b217598890a26fe49c83f4f3124c343a6d990eb2 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Thu, 11 Jul 2019 22:15:39 +0800 Subject: [PATCH] scsi: aic94xx: Remove unnecessary null check kmem_cache_destroy() can handle NULL pointer correctly, so there is no need to check NULL pointer before calling kmem_cache_destroy(). Signed-off-by: YueHaibing Signed-off-by: Martin K. Petersen --- drivers/scsi/aic94xx/aic94xx_init.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c index 261d8e495fed..f5781e31f57c 100644 --- a/drivers/scsi/aic94xx/aic94xx_init.c +++ b/drivers/scsi/aic94xx/aic94xx_init.c @@ -565,8 +565,7 @@ static void asd_destroy_ha_caches(struct asd_ha_struct *asd_ha) if (asd_ha->hw_prof.scb_ext) asd_free_coherent(asd_ha, asd_ha->hw_prof.scb_ext); - if (asd_ha->hw_prof.ddb_bitmap) - kfree(asd_ha->hw_prof.ddb_bitmap); + kfree(asd_ha->hw_prof.ddb_bitmap); asd_ha->hw_prof.ddb_bitmap = NULL; for (i = 0; i < ASD_MAX_PHYS; i++) { @@ -641,12 +640,10 @@ Err: static void asd_destroy_global_caches(void) { - if (asd_dma_token_cache) - kmem_cache_destroy(asd_dma_token_cache); + kmem_cache_destroy(asd_dma_token_cache); asd_dma_token_cache = NULL; - if (asd_ascb_cache) - kmem_cache_destroy(asd_ascb_cache); + kmem_cache_destroy(asd_ascb_cache); asd_ascb_cache = NULL; }