linux-kernel - [PATCH 1/2] scsi: ufs: Use memset to initialize variable in ufshcd_crypto_keyslot

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Date:   Fri,  2 Oct 2020 12:05:17 +0800
From:   Pujin Shi <shipujin.t@...il.com>
To:     "James E . J . Bottomley" <jejb@...ux.ibm.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>
Cc:     Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        Eric Biggers <ebiggers@...gle.com>,
        Satya Tangirala <satyat@...gle.com>,
        Stanley Chu <stanley.chu@...iatek.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        hankinsea@...il.com, shipujin.t@...il.com
Subject: [PATCH 1/2] scsi: ufs: Use memset to initialize variable in ufshcd_crypto_keyslot_program

Clang warns:

drivers/scsi/ufs/ufshcd-crypto.c:62:8: warning: missing braces around initializer [-Wmissing-braces]
  union ufs_crypto_cfg_entry cfg = { 0 };
        ^

Signed-off-by: Pujin Shi <shipujin.t@...il.com>
---
 drivers/scsi/ufs/ufshcd-crypto.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/ufs/ufshcd-crypto.c b/drivers/scsi/ufs/ufshcd-crypto.c
index d2edbd960ebf..8fca2a40c517 100644
--- a/drivers/scsi/ufs/ufshcd-crypto.c
+++ b/drivers/scsi/ufs/ufshcd-crypto.c
@@ -59,9 +59,11 @@ static int ufshcd_crypto_keyslot_program(struct blk_keyslot_manager *ksm,
 	u8 data_unit_mask = key->crypto_cfg.data_unit_size / 512;
 	int i;
 	int cap_idx = -1;
-	union ufs_crypto_cfg_entry cfg = { 0 };
+	union ufs_crypto_cfg_entry cfg;
 	int err;
 
+	memset(&cfg, 0, sizeof(cfg));
+
 	BUILD_BUG_ON(UFS_CRYPTO_KEY_SIZE_INVALID != 0);
 	for (i = 0; i < hba->crypto_capabilities.num_crypto_cap; i++) {
 		if (ccap_array[i].algorithm_id == alg->ufs_alg &&
-- 
2.18.1