diff mbox series

[next] net: hinic: Use devm_kcalloc() instead of devm_kzalloc()

Message ID 20211208003527.GA75483@embeddedor (mailing list archive)
State Accepted
Commit d7ca9a34dd333a73a01a61563b1a8f4886b0d340
Delegated to: Netdev Maintainers
Headers show
Series [next] net: hinic: Use devm_kcalloc() instead of devm_kzalloc() | expand

Checks

Context Check Description
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix warning Target tree name not specified in the subject
netdev/cover_letter success Single patches do not need cover letters
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1 this patch: 1
netdev/cc_maintainers warning 1 maintainers not CCed: huangguangbin2@huawei.com
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1 this patch: 1
netdev/checkpatch warning WARNING: line length of 81 exceeds 80 columns
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Gustavo A. R. Silva Dec. 8, 2021, 12:35 a.m. UTC 
Use 2-factor multiplication argument form devm_kcalloc() instead
of devm_kzalloc().

Link: https://github.com/KSPP/linux/issues/162
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
 drivers/net/ethernet/huawei/hinic/hinic_hw_io.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

Comments

Kees Cook Dec. 8, 2021, 5:03 a.m. UTC | #1 
On Tue, Dec 07, 2021 at 06:35:27PM -0600, Gustavo A. R. Silva wrote:
> Use 2-factor multiplication argument form devm_kcalloc() instead
> of devm_kzalloc().
> 
> Link: https://github.com/KSPP/linux/issues/162
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>

Reviewed-by: Kees Cook <keescook@chromium.org>
diff mbox series

Patch

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_io.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_io.c
index a6e43d686293..c4a0ba6e183a 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_io.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_io.c
@@ -375,31 +375,30 @@  int hinic_io_create_qps(struct hinic_func_to_io *func_to_io,
 {
 	struct hinic_hwif *hwif = func_to_io->hwif;
 	struct pci_dev *pdev = hwif->pdev;
-	size_t qps_size, wq_size, db_size;
 	void *ci_addr_base;
 	int i, j, err;
 
-	qps_size = num_qps * sizeof(*func_to_io->qps);
-	func_to_io->qps = devm_kzalloc(&pdev->dev, qps_size, GFP_KERNEL);
+	func_to_io->qps = devm_kcalloc(&pdev->dev, num_qps,
+				       sizeof(*func_to_io->qps), GFP_KERNEL);
 	if (!func_to_io->qps)
 		return -ENOMEM;
 
-	wq_size = num_qps * sizeof(*func_to_io->sq_wq);
-	func_to_io->sq_wq = devm_kzalloc(&pdev->dev, wq_size, GFP_KERNEL);
+	func_to_io->sq_wq = devm_kcalloc(&pdev->dev, num_qps,
+					 sizeof(*func_to_io->sq_wq), GFP_KERNEL);
 	if (!func_to_io->sq_wq) {
 		err = -ENOMEM;
 		goto err_sq_wq;
 	}
 
-	wq_size = num_qps * sizeof(*func_to_io->rq_wq);
-	func_to_io->rq_wq = devm_kzalloc(&pdev->dev, wq_size, GFP_KERNEL);
+	func_to_io->rq_wq = devm_kcalloc(&pdev->dev, num_qps,
+					 sizeof(*func_to_io->rq_wq), GFP_KERNEL);
 	if (!func_to_io->rq_wq) {
 		err = -ENOMEM;
 		goto err_rq_wq;
 	}
 
-	db_size = num_qps * sizeof(*func_to_io->sq_db);
-	func_to_io->sq_db = devm_kzalloc(&pdev->dev, db_size, GFP_KERNEL);
+	func_to_io->sq_db = devm_kcalloc(&pdev->dev, num_qps,
+					 sizeof(*func_to_io->sq_db), GFP_KERNEL);
 	if (!func_to_io->sq_db) {
 		err = -ENOMEM;
 		goto err_sq_db;