[SCSI] mpt2sas: return -ENOMEM if memory allocation failed.

Added proper return type values in case memory allocation failed.

Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 10 insertions, 1 deletions

diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index 6f786349679f..6c384dac5ec5 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -3580,8 +3580,10 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 
         ioc->pfacts = kcalloc(ioc->facts.NumberOfPorts,
             sizeof(Mpi2PortFactsReply_t), GFP_KERNEL);
-        if (!ioc->pfacts)
+        if (!ioc->pfacts) {
+                r = -ENOMEM;
                 goto out_free_resources;
+        }
 
         for (i = 0 ; i < ioc->facts.NumberOfPorts; i++) {
                 r = _base_get_port_facts(ioc, i, CAN_SLEEP);
@@ -3627,6 +3629,13 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
         ioc->ctl_cmds.status = MPT2_CMD_NOT_USED;
         mutex_init(&ioc->ctl_cmds.mutex);
 
+        if (!ioc->base_cmds.reply || !ioc->transport_cmds.reply ||
+            !ioc->scsih_cmds.reply || !ioc->tm_cmds.reply ||
+            !ioc->config_cmds.reply || !ioc->ctl_cmds.reply) {
+                r = -ENOMEM;
+                goto out_free_resources;
+        }
+
         init_completion(&ioc->shost_recovery_done);
 
         for (i = 0; i < MPI2_EVENT_NOTIFY_EVENTMASK_WORDS; i++)