diff --git a/drivers/staging/rdma/hfi1/diag.c b/drivers/staging/rdma/hfi1/diag.c
index 3e8d5ac4c626..3d025d7c5a73 100644
--- a/drivers/staging/rdma/hfi1/diag.c
+++ b/drivers/staging/rdma/hfi1/diag.c
@@ -1159,9 +1159,8 @@ static long hfi1_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
 				   filter_cmd.opcode, filter_cmd.length,
 				   filter_cmd.value_ptr);
 
-			filter_value = kzalloc(
-						filter_cmd.length * sizeof(u8),
-						GFP_KERNEL);
+			filter_value = kcalloc(filter_cmd.length, sizeof(u8),
+					       GFP_KERNEL);
 			if (!filter_value) {
 				pr_alert("Not enough memory\n");
 				ret = -ENOMEM;
diff --git a/drivers/staging/rdma/hfi1/init.c b/drivers/staging/rdma/hfi1/init.c
index a877eda8c13c..84e6213a73c1 100644
--- a/drivers/staging/rdma/hfi1/init.c
+++ b/drivers/staging/rdma/hfi1/init.c
@@ -293,12 +293,14 @@ struct hfi1_ctxtdata *hfi1_create_ctxtdata(struct hfi1_pportdata *ppd, u32 ctxt)
 		 * The resulting value will be rounded down to the closest
 		 * multiple of dd->rcv_entries.group_size.
 		 */
-		rcd->egrbufs.buffers = kzalloc(sizeof(*rcd->egrbufs.buffers) *
-					       rcd->egrbufs.count, GFP_KERNEL);
+		rcd->egrbufs.buffers = kcalloc(rcd->egrbufs.count,
+					       sizeof(*rcd->egrbufs.buffers),
+					       GFP_KERNEL);
 		if (!rcd->egrbufs.buffers)
 			goto bail;
-		rcd->egrbufs.rcvtids = kzalloc(sizeof(*rcd->egrbufs.rcvtids) *
-					       rcd->egrbufs.count, GFP_KERNEL);
+		rcd->egrbufs.rcvtids = kcalloc(rcd->egrbufs.count,
+					       sizeof(*rcd->egrbufs.rcvtids),
+					       GFP_KERNEL);
 		if (!rcd->egrbufs.rcvtids)
 			goto bail;
 		rcd->egrbufs.size = eager_buffer_size;
@@ -1050,8 +1052,8 @@ struct hfi1_devdata *hfi1_alloc_devdata(struct pci_dev *pdev, size_t extra)
 	if (!hfi1_cpulist_count) {
 		u32 count = num_online_cpus();
 
-		hfi1_cpulist = kzalloc(BITS_TO_LONGS(count) *
-				      sizeof(long), GFP_KERNEL);
+		hfi1_cpulist = kcalloc(BITS_TO_LONGS(count), sizeof(long),
+				       GFP_KERNEL);
 		if (hfi1_cpulist)
 			hfi1_cpulist_count = count;
 		else
diff --git a/drivers/staging/rdma/hfi1/user_sdma.c b/drivers/staging/rdma/hfi1/user_sdma.c
index 66202625a58c..368878f8e673 100644
--- a/drivers/staging/rdma/hfi1/user_sdma.c
+++ b/drivers/staging/rdma/hfi1/user_sdma.c
@@ -1050,8 +1050,8 @@ static int pin_vector_pages(struct user_sdma_request *req,
 	unsigned pinned;
 
 	iovec->npages = num_user_pages(&iovec->iov);
-	iovec->pages = kzalloc(sizeof(*iovec->pages) *
-			       iovec->npages, GFP_KERNEL);
+	iovec->pages = kcalloc(iovec->npages, sizeof(*iovec->pages),
+			       GFP_KERNEL);
 	if (!iovec->pages) {
 		SDMA_DBG(req, "Failed page array alloc");
 		ret = -ENOMEM;