linux-kernel - [PATCH 2/3] parport: cleanup statics initialization to NULL or 0

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Date:   Sat, 12 Aug 2017 22:45:49 +0100
From:   Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: [PATCH 2/3] parport: cleanup statics initialization to NULL or 0

From: Carlos Palminha <CARLOS.PALMINHA@...opsys.com>

based on checkpatch, cleanup the "do not initialise statics to" 0 or NULL.

Signed-off-by: Carlos Palminha <palminha@...opsys.com>
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@...il.com>
---
 drivers/parport/daisy.c         | 2 +-
 drivers/parport/parport_atari.c | 2 +-
 drivers/parport/parport_ip32.c  | 2 +-
 drivers/parport/parport_mfc3.c  | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/parport/daisy.c b/drivers/parport/daisy.c
index 46eb15f..5484a46 100644
--- a/drivers/parport/daisy.c
+++ b/drivers/parport/daisy.c
@@ -44,7 +44,7 @@
 } *topology = NULL;
 static DEFINE_SPINLOCK(topology_lock);
 
-static int numdevs = 0;
+static int numdevs;
 
 /* Forward-declaration of lower-level functions. */
 static int mux_present(struct parport *port);
diff --git a/drivers/parport/parport_atari.c b/drivers/parport/parport_atari.c
index a81cd2a..9fbf6cc 100644
--- a/drivers/parport/parport_atari.c
+++ b/drivers/parport/parport_atari.c
@@ -18,7 +18,7 @@
 #include <asm/irq.h>
 #include <asm/atariints.h>
 
-static struct parport *this_port = NULL;
+static struct parport *this_port;
 
 static unsigned char
 parport_atari_read_data(struct parport *p)
diff --git a/drivers/parport/parport_ip32.c b/drivers/parport/parport_ip32.c
index dcbeeb2..0186db7 100644
--- a/drivers/parport/parport_ip32.c
+++ b/drivers/parport/parport_ip32.c
@@ -138,7 +138,7 @@
 static bool verbose_probing =	DEFAULT_VERBOSE_PROBING;
 
 /* We do not support more than one port. */
-static struct parport *this_port = NULL;
+static struct parport *this_port;
 
 /* Timing constants for FIFO modes.  */
 #define FIFO_NFAULT_TIMEOUT	100	/* milliseconds */
diff --git a/drivers/parport/parport_mfc3.c b/drivers/parport/parport_mfc3.c
index 2f650f6..7f4be0e 100644
--- a/drivers/parport/parport_mfc3.c
+++ b/drivers/parport/parport_mfc3.c
@@ -174,7 +174,7 @@ static unsigned char mfc3_read_status(struct parport *p)
 	return status;
 }
 
-static int use_cnt = 0;
+static int use_cnt;
 
 static irqreturn_t mfc3_interrupt(int irq, void *dev_id)
 {
-- 
1.9.1