[PATCH v2] staging : rtl8712: correct the code style for comparison to NULL

[PATCH v2] staging : rtl8712: correct the code style for comparison to NULL

[Elena Afanasova]

The coding style (!bar) is more common than (bar == NULL). Reported by checkpatch.pl.

Signed-off-by: Elena Afanasova <eafanasova@gmail.com>
---
Changes in v2:
	- correct the subject line
	- correct the commit message

 drivers/staging/rtl8712/rtl871x_recv.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/rtl8712/rtl871x_recv.h b/drivers/staging/rtl8712/rtl871x_recv.h
index e83c256e1474..ea1aad4a5561 100644
--- a/drivers/staging/rtl8712/rtl871x_recv.h
+++ b/drivers/staging/rtl8712/rtl871x_recv.h
@@ -136,7 +136,7 @@ int recv_func(struct _adapter *padapter, void *pcontext);
 static inline u8 *get_rxmem(union recv_frame *precvframe)
 {
 	/* always return rx_head... */
-	if (precvframe == NULL)
+	if (!precvframe)
 		return NULL;
 	return precvframe->u.hdr.rx_head;
 }
@@ -144,7 +144,7 @@ static inline u8 *get_rxmem(union recv_frame *precvframe)
 static inline u8 *get_recvframe_data(union recv_frame *precvframe)
 {
 	/* always return rx_data */
-	if (precvframe == NULL)
+	if (!precvframe)
 		return NULL;
 	return precvframe->u.hdr.rx_data;
 }
@@ -154,7 +154,7 @@ static inline u8 *recvframe_pull(union recv_frame *precvframe, sint sz)
 	/* used for extract sz bytes from rx_data, update rx_data and return
 	 * the updated rx_data to the caller
 	 */
-	if (precvframe == NULL)
+	if (!precvframe)
 		return NULL;
 	precvframe->u.hdr.rx_data += sz;
 	if (precvframe->u.hdr.rx_data > precvframe->u.hdr.rx_tail) {
@@ -171,7 +171,7 @@ static inline u8 *recvframe_put(union recv_frame *precvframe, sint sz)
 	 * return the updated rx_tail to the caller
 	 * after putting, rx_tail must be still larger than rx_end.
 	 */
-	if (precvframe == NULL)
+	if (!precvframe)
 		return NULL;
 	precvframe->u.hdr.rx_tail += sz;
 	if (precvframe->u.hdr.rx_tail > precvframe->u.hdr.rx_end) {
@@ -189,7 +189,7 @@ static inline u8 *recvframe_pull_tail(union recv_frame *precvframe, sint sz)
 	 * updated rx_end to the caller
 	 * after pulling, rx_end must be still larger than rx_data.
 	 */
-	if (precvframe == NULL)
+	if (!precvframe)
 		return NULL;
 	precvframe->u.hdr.rx_tail -= sz;
 	if (precvframe->u.hdr.rx_tail < precvframe->u.hdr.rx_data) {
-- 
2.25.1


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Re: [Outreachy kernel] [PATCH v2] staging : rtl8712: correct the code style for comparison to NULL

[Julia Lawall]

In the subject line, there should not a space before the colon.

Thanks for improving the subjects and messages otherwise.

julia

On Fri, 23 Oct 2020, Elena Afanasova wrote:

> The coding style (!bar) is more common than (bar == NULL). Reported by checkpatch.pl.
>
> Signed-off-by: Elena Afanasova <eafanasova@gmail.com>
> ---
> Changes in v2:
> 	- correct the subject line
> 	- correct the commit message
>
>  drivers/staging/rtl8712/rtl871x_recv.h | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/staging/rtl8712/rtl871x_recv.h b/drivers/staging/rtl8712/rtl871x_recv.h
> index e83c256e1474..ea1aad4a5561 100644
> --- a/drivers/staging/rtl8712/rtl871x_recv.h
> +++ b/drivers/staging/rtl8712/rtl871x_recv.h
> @@ -136,7 +136,7 @@ int recv_func(struct _adapter *padapter, void *pcontext);
>  static inline u8 *get_rxmem(union recv_frame *precvframe)
>  {
>  	/* always return rx_head... */
> -	if (precvframe == NULL)
> +	if (!precvframe)
>  		return NULL;
>  	return precvframe->u.hdr.rx_head;
>  }
> @@ -144,7 +144,7 @@ static inline u8 *get_rxmem(union recv_frame *precvframe)
>  static inline u8 *get_recvframe_data(union recv_frame *precvframe)
>  {
>  	/* always return rx_data */
> -	if (precvframe == NULL)
> +	if (!precvframe)
>  		return NULL;
>  	return precvframe->u.hdr.rx_data;
>  }
> @@ -154,7 +154,7 @@ static inline u8 *recvframe_pull(union recv_frame *precvframe, sint sz)
>  	/* used for extract sz bytes from rx_data, update rx_data and return
>  	 * the updated rx_data to the caller
>  	 */
> -	if (precvframe == NULL)
> +	if (!precvframe)
>  		return NULL;
>  	precvframe->u.hdr.rx_data += sz;
>  	if (precvframe->u.hdr.rx_data > precvframe->u.hdr.rx_tail) {
> @@ -171,7 +171,7 @@ static inline u8 *recvframe_put(union recv_frame *precvframe, sint sz)
>  	 * return the updated rx_tail to the caller
>  	 * after putting, rx_tail must be still larger than rx_end.
>  	 */
> -	if (precvframe == NULL)
> +	if (!precvframe)
>  		return NULL;
>  	precvframe->u.hdr.rx_tail += sz;
>  	if (precvframe->u.hdr.rx_tail > precvframe->u.hdr.rx_end) {
> @@ -189,7 +189,7 @@ static inline u8 *recvframe_pull_tail(union recv_frame *precvframe, sint sz)
>  	 * updated rx_end to the caller
>  	 * after pulling, rx_end must be still larger than rx_data.
>  	 */
> -	if (precvframe == NULL)
> +	if (!precvframe)
>  		return NULL;
>  	precvframe->u.hdr.rx_tail -= sz;
>  	if (precvframe->u.hdr.rx_tail < precvframe->u.hdr.rx_data) {
> --
> 2.25.1
>
>
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>
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