diff options
Diffstat (limited to 'drivers/scsi/scsi.c')
| -rw-r--r-- | drivers/scsi/scsi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 12d69d7c857..749c9c7fc2e 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -469,6 +469,7 @@ int scsi_setup_command_freelist(struct Scsi_Host *shost) cmd = scsi_pool_alloc_command(shost->cmd_pool, gfp_mask); if (!cmd) { scsi_put_host_cmd_pool(gfp_mask); + shost->cmd_pool = NULL; return -ENOMEM; } list_add(&cmd->list, &shost->free_list); @@ -481,6 +482,13 @@ int scsi_setup_command_freelist(struct Scsi_Host *shost) */ void scsi_destroy_command_freelist(struct Scsi_Host *shost) { + /* + * If cmd_pool is NULL the free list was not initialized, so + * do not attempt to release resources. + */ + if (!shost->cmd_pool) + return; + while (!list_empty(&shost->free_list)) { struct scsi_cmnd *cmd; |