linux-kernel - [PATCH 7/9] staging: most: use NULL pointer

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Date:	Tue, 18 Aug 2015 20:48:26 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
	Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: [PATCH 7/9] staging: most: use NULL pointer

sparse was complaining that an integer is used as NULL pointer. Fix it
by using NULL.

Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
---
 drivers/staging/most/hdm-dim2/dim2_hdm.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/most/hdm-dim2/dim2_hdm.c b/drivers/staging/most/hdm-dim2/dim2_hdm.c
index 1ba694b..5b0a588 100644
--- a/drivers/staging/most/hdm-dim2/dim2_hdm.c
+++ b/drivers/staging/most/hdm-dim2/dim2_hdm.c
@@ -238,7 +238,7 @@ static int try_start_dim_transfer(struct hdm_channel *hdm_ch)
 	unsigned long flags;
 	struct dim_ch_state_t st;
 
-	BUG_ON(hdm_ch == 0);
+	BUG_ON(!hdm_ch);
 	BUG_ON(!hdm_ch->is_initialized);
 
 	spin_lock_irqsave(&dim_lock, flags);
@@ -336,7 +336,7 @@ static void service_done_flag(struct dim2_hdm *dev, int ch_idx)
 	unsigned long flags;
 	u8 *data;
 
-	BUG_ON(hdm_ch == 0);
+	BUG_ON(!hdm_ch);
 	BUG_ON(!hdm_ch->is_initialized);
 
 	spin_lock_irqsave(&dim_lock, flags);
@@ -409,7 +409,7 @@ static struct dim_channel **get_active_channels(struct dim2_hdm *dev,
 		if (dev->hch[ch_idx].is_initialized)
 			buffer[idx++] = &dev->hch[ch_idx].ch;
 	}
-	buffer[idx++] = 0;
+	buffer[idx++] = NULL;
 
 	return buffer;
 }
@@ -905,7 +905,7 @@ static int dim2_remove(struct platform_device *pdev)
 	 * break link to local platform_device_id struct
 	 * to prevent crash by unload platform device module
 	 */
-	pdev->id_entry = 0;
+	pdev->id_entry = NULL;
 
 	return 0;
 }
-- 
1.9.1

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