[PATCH] scsi: NULL check before some freeing functions is not needed.

[Thomas Meyer]

NULL check before some freeing functions is not needed.

Signed-off-by: Thomas Meyer <tho...@m3y3r.de>
---

diff -u -p a/drivers/scsi/aic94xx/aic94xx_init.c 
b/drivers/scsi/aic94xx/aic94xx_init.c
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -584,8 +584,7 @@ static void asd_destroy_ha_caches(struct
        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++) {
@@ -660,12 +659,10 @@ 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;
 }