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@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/hdm-dim2/dim2_hdm.c b/drivers/staging/most/hdm-dim2/dim2_hdm.c
index 1ba694b968f30f039cdc89ea189606b21f11d2b2..5b0a588450ab943eaab28211a82d8d7faf0dd7d0 100644 (file)
--- 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;
 }