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* [PATCH] staging: dgnc: Remove explicit NULL comparison
@ 2015-10-19 17:44 Muhammad Falak R Wani
  2015-10-25  2:28 ` Greg Kroah-Hartman
  0 siblings, 1 reply; 2+ messages in thread
From: Muhammad Falak R Wani @ 2015-10-19 17:44 UTC (permalink / raw)
  To: Lidza Louina, Mark Hounschell, Greg Kroah-Hartman,
	driverdev-devel, devel, linux-kernel
  Cc: Muhammad Falak R Wani

Rewrite explicit NULL comparison in its simpler form.
<smpl>
@NULL_REPLACE@
expression e;
@@

-e == NULL
+ !e
</smpl>

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
---
 drivers/staging/dgnc/dgnc_tty.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index ce4187f..973263e 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -1521,7 +1521,7 @@ static int dgnc_tty_chars_in_buffer(struct tty_struct *tty)
 	uint chars = 0;
 	unsigned long flags;
 
-	if (tty == NULL)
+	if (!tty)
 		return 0;
 
 	un = tty->driver_data;
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] staging: dgnc: Remove explicit NULL comparison
  2015-10-19 17:44 [PATCH] staging: dgnc: Remove explicit NULL comparison Muhammad Falak R Wani
@ 2015-10-25  2:28 ` Greg Kroah-Hartman
  0 siblings, 0 replies; 2+ messages in thread
From: Greg Kroah-Hartman @ 2015-10-25  2:28 UTC (permalink / raw)
  To: Muhammad Falak R Wani
  Cc: Lidza Louina, Mark Hounschell, driverdev-devel, devel,
	linux-kernel

On Mon, Oct 19, 2015 at 11:14:35PM +0530, Muhammad Falak R Wani wrote:
> Rewrite explicit NULL comparison in its simpler form.
> <smpl>
> @NULL_REPLACE@
> expression e;
> @@
> 
> -e == NULL
> + !e
> </smpl>
> 
> Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
> ---
>  drivers/staging/dgnc/dgnc_tty.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Someone else already did this before you :(

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2015-10-19 17:44 [PATCH] staging: dgnc: Remove explicit NULL comparison Muhammad Falak R Wani
2015-10-25  2:28 ` Greg Kroah-Hartman

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