From: Cristina Moraru <cristina.moraru09@gmail.com>
Date: Wed, 21 Oct 2015 17:00:51 +0000 (+0300)
Subject: staging: rdma: Replace kmalloc with kmalloc_array
X-Git-Tag: firefly_0821_release~176^2~802^2~358
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=fb1dc957054c6a9823b20b2672f5193e47bc5f6d;p=firefly-linux-kernel-4.4.55.git

staging: rdma: Replace kmalloc with kmalloc_array

Replace kmalloc with specialized function kmalloc_array
when the size is a multiplication of:
	number_of_elements * size_of_element

Signed-off-by: Cristina Moraru <cristina.moraru09@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rdma/amso1100/c2_provider.c b/drivers/staging/rdma/amso1100/c2_provider.c
index 25632158a52a..c707e45887c2 100644
--- a/drivers/staging/rdma/amso1100/c2_provider.c
+++ b/drivers/staging/rdma/amso1100/c2_provider.c
@@ -462,7 +462,7 @@ static struct ib_mr *c2_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
 	shift = ffs(c2mr->umem->page_size) - 1;
 	n = c2mr->umem->nmap;
 
-	pages = kmalloc(n * sizeof(u64), GFP_KERNEL);
+	pages = kmalloc_array(n, sizeof(u64), GFP_KERNEL);
 	if (!pages) {
 		err = -ENOMEM;
 		goto err;
diff --git a/drivers/staging/rdma/ipath/ipath_verbs.c b/drivers/staging/rdma/ipath/ipath_verbs.c
index 40f7f059f6b2..ea3f21aa0b38 100644
--- a/drivers/staging/rdma/ipath/ipath_verbs.c
+++ b/drivers/staging/rdma/ipath/ipath_verbs.c
@@ -2025,8 +2025,8 @@ int ipath_register_ib_device(struct ipath_devdata *dd)
 	dev = &idev->ibdev;
 
 	if (dd->ipath_sdma_descq_cnt) {
-		tx = kmalloc(dd->ipath_sdma_descq_cnt * sizeof *tx,
-			     GFP_KERNEL);
+		tx = kmalloc_array(dd->ipath_sdma_descq_cnt, sizeof *tx,
+				   GFP_KERNEL);
 		if (tx == NULL) {
 			ret = -ENOMEM;
 			goto err_tx;