linux-kernel - [PATCH] staging: fwserial: (coding-style) rewrite comparisons to NULL as "!fifo->data"

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Date:	Tue, 17 Nov 2015 13:56:31 +0100
From:	Christian Colic <colic.christian@...il.com>
To:	gregkh@...uxfoundation.org, carlos@...rcia.org
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: fwserial: (coding-style) rewrite comparisons to
 NULL as "!fifo->data"

Rewrite multiple comparisons to NULL as "!fifo->data"
to fix the last coding style problems of this file.

Signed-off-by: Christian Colic <colic.christian@...il.com>
---
 drivers/staging/fwserial/dma_fifo.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/fwserial/dma_fifo.c b/drivers/staging/fwserial/dma_fifo.c
index 7a3347c..4cd3ed3 100644
--- a/drivers/staging/fwserial/dma_fifo.c
+++ b/drivers/staging/fwserial/dma_fifo.c
@@ -106,7 +106,7 @@ void dma_fifo_free(struct dma_fifo *fifo)
 {
 	struct dma_pending *pending, *next;
 
-	if (fifo->data == NULL)
+	if (!fifo->data)
 		return;
 
 	list_for_each_entry_safe(pending, next, &fifo->pending, link)
@@ -123,7 +123,7 @@ void dma_fifo_reset(struct dma_fifo *fifo)
 {
 	struct dma_pending *pending, *next;
 
-	if (fifo->data == NULL)
+	if (!fifo->data)
 		return;
 
 	list_for_each_entry_safe(pending, next, &fifo->pending, link)
@@ -149,7 +149,7 @@ int dma_fifo_in(struct dma_fifo *fifo, const void *src, int n)
 {
 	int ofs, l;
 
-	if (fifo->data == NULL)
+	if (!fifo->data)
 		return -ENOENT;
 	if (fifo->corrupt)
 		return -ENXIO;
@@ -192,7 +192,7 @@ int dma_fifo_out_pend(struct dma_fifo *fifo, struct dma_pending *pended)
 {
 	unsigned len, n, ofs, l, limit;
 
-	if (fifo->data == NULL)
+	if (!fifo->data)
 		return -ENOENT;
 	if (fifo->corrupt)
 		return -ENXIO;
@@ -252,7 +252,7 @@ int dma_fifo_out_complete(struct dma_fifo *fifo, struct dma_pending *complete)
 {
 	struct dma_pending *pending, *next, *tmp;
 
-	if (fifo->data == NULL)
+	if (!fifo->data)
 		return -ENOENT;
 	if (fifo->corrupt)
 		return -ENXIO;
-- 
2.5.0

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