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Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/scsi.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index df3306019a7e..d81f3cc43ff1 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -377,6 +377,10 @@ scsi_alloc_host_cmd_pool(struct Scsi_Host *shost)
pool->slab_flags |= SLAB_CACHE_DMA;
pool->gfp_mask = __GFP_DMA;
}
+
+ if (hostt->cmd_size)
+ hostt->cmd_pool = pool;
+
return pool;
}
@@ -421,8 +425,10 @@ out:
out_free_slab:
kmem_cache_destroy(pool->cmd_slab);
out_free_pool:
- if (hostt->cmd_size)
+ if (hostt->cmd_size) {
scsi_free_host_cmd_pool(pool);
+ hostt->cmd_pool = NULL;
+ }
goto out;
}
@@ -444,8 +450,10 @@ static void scsi_put_host_cmd_pool(struct Scsi_Host *shost)
if (!--pool->users) {
kmem_cache_destroy(pool->cmd_slab);
kmem_cache_destroy(pool->sense_slab);
- if (hostt->cmd_size)
+ if (hostt->cmd_size) {
scsi_free_host_cmd_pool(pool);
+ hostt->cmd_pool = NULL;
+ }
}
mutex_unlock(&host_cmd_pool_mutex);
}