[PATCH] video/cx231xx: Fix sparse warning: Using plain integer as NULL pointer

[Peter Huewe]

This patch fixes the warning "Using plain integer as NULL pointer",
generated by sparse, by replacing the offending 0s with NULL.

KernelVersion: linus' tree-c723fdab

Signed-off-by: Peter Huewe <peterhuewe@xxxxxx>
---
 drivers/media/video/cx231xx/cx231xx-417.c   |    4 ++--
 drivers/media/video/cx231xx/cx231xx-cards.c |   16 ++++++++--------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/media/video/cx231xx/cx231xx-417.c b/drivers/media/video/cx231xx/cx231xx-417.c
index fc9526a..f8f0e59 100644
--- a/drivers/media/video/cx231xx/cx231xx-417.c
+++ b/drivers/media/video/cx231xx/cx231xx-417.c
@@ -942,13 +942,13 @@ static int cx231xx_load_firmware(struct cx231xx *dev)
 
 	p_current_fw = vmalloc(1884180 * 4);
 	p_fw = p_current_fw;
-	if (p_current_fw == 0) {
+	if (p_current_fw == NULL) {
 		dprintk(2, "FAIL!!!\n");
 		return -1;
 	}
 
 	p_buffer = vmalloc(4096);
-	if (p_buffer == 0) {
+	if (p_buffer == NULL) {
 		dprintk(2, "FAIL!!!\n");
 		return -1;
 	}
diff --git a/drivers/media/video/cx231xx/cx231xx-cards.c b/drivers/media/video/cx231xx/cx231xx-cards.c
index 588f3e8..5b9b5f4 100644
--- a/drivers/media/video/cx231xx/cx231xx-cards.c
+++ b/drivers/media/video/cx231xx/cx231xx-cards.c
@@ -357,19 +357,19 @@ struct cx231xx_board cx231xx_boards[] = {
 			.type = CX231XX_VMUX_TELEVISION,
 			.vmux = CX231XX_VIN_3_1,
 			.amux = CX231XX_AMUX_VIDEO,
-			.gpio = 0,
+			.gpio = NULL,
 		}, {
 			.type = CX231XX_VMUX_COMPOSITE1,
 			.vmux = CX231XX_VIN_2_1,
 			.amux = CX231XX_AMUX_LINE_IN,
-			.gpio = 0,
+			.gpio = NULL,
 		}, {
 			.type = CX231XX_VMUX_SVIDEO,
 			.vmux = CX231XX_VIN_1_1 |
 				(CX231XX_VIN_1_2 << 8) |
 				CX25840_SVIDEO_ON,
 			.amux = CX231XX_AMUX_LINE_IN,
-			.gpio = 0,
+			.gpio = NULL,
 		} },
 	},
 	[CX231XX_BOARD_HAUPPAUGE_USBLIVE2] = {
@@ -386,14 +386,14 @@ struct cx231xx_board cx231xx_boards[] = {
 			.type = CX231XX_VMUX_COMPOSITE1,
 			.vmux = CX231XX_VIN_2_1,
 			.amux = CX231XX_AMUX_LINE_IN,
-			.gpio = 0,
+			.gpio = NULL,
 		}, {
 			.type = CX231XX_VMUX_SVIDEO,
 			.vmux = CX231XX_VIN_1_1 |
 				(CX231XX_VIN_1_2 << 8) |
 				CX25840_SVIDEO_ON,
 			.amux = CX231XX_AMUX_LINE_IN,
-			.gpio = 0,
+			.gpio = NULL,
 		} },
 	},
 	[CX231XX_BOARD_PV_PLAYTV_USB_HYBRID] = {
@@ -420,19 +420,19 @@ struct cx231xx_board cx231xx_boards[] = {
 			.type = CX231XX_VMUX_TELEVISION,
 			.vmux = CX231XX_VIN_3_1,
 			.amux = CX231XX_AMUX_VIDEO,
-			.gpio = 0,
+			.gpio = NULL,
 		}, {
 			.type = CX231XX_VMUX_COMPOSITE1,
 			.vmux = CX231XX_VIN_2_1,
 			.amux = CX231XX_AMUX_LINE_IN,
-			.gpio = 0,
+			.gpio = NULL,
 		}, {
 			.type = CX231XX_VMUX_SVIDEO,
 			.vmux = CX231XX_VIN_1_1 |
 				(CX231XX_VIN_1_2 << 8) |
 				CX25840_SVIDEO_ON,
 			.amux = CX231XX_AMUX_LINE_IN,
-			.gpio = 0,
+			.gpio = NULL,
 		} },
 	},
 };
-- 
1.7.2.2

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