linux-kernel - [PATCH 3/7] staging: gdm724x: Drop useless initialisation

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Message-ID: <20170222020109.GA27876@singhal-Inspiron-5558>
Date:   Wed, 22 Feb 2017 07:31:09 +0530
From:   simran singhal <singhalsimran0@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        outreachy-kernel@...glegroups.com
Subject: [PATCH 3/7] staging: gdm724x: Drop useless initialisation

Removed initialisation of a varible if it is immediately reassigned.

Changes were made using Coccinelle.

@@
type T;
constant C;
expression e;
identifier i;
@@
T i
- = C
;
i = e;

Signed-off-by: simran singhal <singhalsimran0@...il.com>
---
 drivers/staging/gdm724x/gdm_lte.c | 2 +-
 drivers/staging/gdm724x/gdm_mux.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/gdm724x/gdm_lte.c b/drivers/staging/gdm724x/gdm_lte.c
index a182757..e0f0912 100644
--- a/drivers/staging/gdm724x/gdm_lte.c
+++ b/drivers/staging/gdm724x/gdm_lte.c
@@ -353,7 +353,7 @@ static s32 gdm_lte_tx_nic_type(struct net_device *dev, struct sk_buff *skb)
 	struct ipv6hdr *ipv6;
 	int mac_proto;
 	void *network_data;
-	u32 nic_type = 0;
+	u32 nic_type;
 
 	/* NIC TYPE is based on the nic_id of this net_device */
 	nic_type = 0x00000010 | nic->nic_id;
diff --git a/drivers/staging/gdm724x/gdm_mux.c b/drivers/staging/gdm724x/gdm_mux.c
index 4009691..aba32e2 100644
--- a/drivers/staging/gdm724x/gdm_mux.c
+++ b/drivers/staging/gdm724x/gdm_mux.c
@@ -62,7 +62,7 @@ static int packet_type_to_index(u16 packetType)
 
 static struct mux_tx *alloc_mux_tx(int len)
 {
-	struct mux_tx *t = NULL;
+	struct mux_tx *t;
 
 	t = kzalloc(sizeof(*t), GFP_ATOMIC);
 	if (!t)
@@ -91,7 +91,7 @@ static void free_mux_tx(struct mux_tx *t)
 
 static struct mux_rx *alloc_mux_rx(void)
 {
-	struct mux_rx *r = NULL;
+	struct mux_rx *r;
 
 	r = kzalloc(sizeof(*r), GFP_KERNEL);
 	if (!r)
-- 
2.7.4