linux-kernel - [PATCH v2 03/16] Staging: speakup: serialio.c: Remove explicit NULL comparison

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Date:	Fri, 11 Sep 2015 11:32:27 +0530
From:	Shraddha Barke <shraddha.6596@...il.com>
To:	Samuel Thibault <samuel.thibault@...-lyon.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Julia Lawall <Julia.Lawall@...6.fr>
Cc:	speakup@...ux-speakup.org, linux-kernel@...r.kernel.org,
	Shraddha Barke <shraddha.6596@...il.com>
Subject: [PATCH v2 03/16] Staging: speakup: serialio.c: Remove explicit NULL comparison

Remove explicit NULL comparison and write it in its simpler form.
Replacement done with coccinelle:

@replace_rule@
expression e;
@@

-e == NULL
+ !e

Signed-off-by: Shraddha Barke <shraddha.6596@...il.com>
---
Change in v2-
 No change

 drivers/staging/speakup/serialio.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/speakup/serialio.c b/drivers/staging/speakup/serialio.c
index 66ac999..3b5835b 100644
--- a/drivers/staging/speakup/serialio.c
+++ b/drivers/staging/speakup/serialio.c
@@ -101,7 +101,7 @@ static void start_serial_interrupt(int irq)
 {
 	int rv;
 
-	if (synth->read_buff_add == NULL)
+	if (!synth->read_buff_add)
 		return;
 
 	rv = request_irq(irq, synth_readbuf_handler, IRQF_SHARED,
@@ -127,7 +127,7 @@ void spk_stop_serial_interrupt(void)
 	if (speakup_info.port_tts == 0)
 		return;
 
-	if (synth->read_buff_add == NULL)
+	if (!synth->read_buff_add)
 		return;
 
 	/* Turn off interrupts */
-- 
2.1.4

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