linux-kernel - [PATCH] staging: gdm724x: fixed two macros by adding brackets

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Date:   Mon, 31 Aug 2020 18:03:32 +0200
From:   antoniprzybylik <antoni.przybylik@...pl>
To:     gregkh@...uxfoundation.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        antoniprzybylik <antoni.przybylik@...pl>
Subject: [PATCH] staging: gdm724x: fixed two macros by adding brackets

Added brackets to two macros.

Signed-off-by: Antoni Przybylik <antoni.przybylik@...pl>
---
 drivers/staging/gdm724x/gdm_tty.c   | 3 +--
 drivers/staging/gdm724x/netlink_k.c | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/gdm724x/gdm_tty.c b/drivers/staging/gdm724x/gdm_tty.c
index 6e813693a766..5cd94347bf78 100644
--- a/drivers/staging/gdm724x/gdm_tty.c
+++ b/drivers/staging/gdm724x/gdm_tty.c
@@ -27,7 +27,7 @@
 
 #define MUX_TX_MAX_SIZE 2048
 
-#define GDM_TTY_READY(gdm) (gdm && gdm->tty_dev && gdm->port.count)
+#define GDM_TTY_READY(gdm) ((gdm) && (gdm)->tty_dev && (gdm)->port.count)
 
 static struct tty_driver *gdm_driver[TTY_MAX_COUNT];
 static struct gdm *gdm_table[TTY_MAX_COUNT][GDM_TTY_MINOR];
@@ -323,4 +323,3 @@ void unregister_lte_tty_driver(void)
 		}
 	}
 }
-
diff --git a/drivers/staging/gdm724x/netlink_k.c b/drivers/staging/gdm724x/netlink_k.c
index 7902e52a699b..399b7b4b536f 100644
--- a/drivers/staging/gdm724x/netlink_k.c
+++ b/drivers/staging/gdm724x/netlink_k.c
@@ -20,7 +20,7 @@ static DEFINE_MUTEX(netlink_mutex);
 #define ND_NLMSG_DATA(nlh)	((void *)((char *)NLMSG_DATA(nlh) + \
 						  ND_IFINDEX_LEN))
 #define ND_NLMSG_S_LEN(len)	(len + ND_IFINDEX_LEN)
-#define ND_NLMSG_R_LEN(nlh)	(nlh->nlmsg_len - ND_IFINDEX_LEN)
+#define ND_NLMSG_R_LEN(nlh)	((nlh)->nlmsg_len - ND_IFINDEX_LEN)
 #define ND_NLMSG_IFIDX(nlh)	NLMSG_DATA(nlh)
 #define ND_MAX_MSG_LEN		(1024 * 32)
 
-- 
2.28.0