Re: [PATCH 2/5] [media] winbond-cir: Move a variable assignment in wbcir_tx()

[David Härdeman]

October 14, 2016 1:42 PM, "SF Markus Elfring"  
wrote:
> From: Markus Elfring 
> Date: Fri, 14 Oct 2016 07:34:46 +0200
> 
> Move the assignment for the local variable "data" behind the source code
> for a memory allocation by this function.

Sorry, I can't see what the point is?


> Signed-off-by: Markus Elfring 
> ---
> drivers/media/rc/winbond-cir.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/rc/winbond-cir.c b/drivers/media/rc/winbond-cir.c
> index 59050f5..fd997f0 100644
> --- a/drivers/media/rc/winbond-cir.c
> +++ b/drivers/media/rc/winbond-cir.c
> @@ -655,7 +655,7 @@ wbcir_txmask(struct rc_dev *dev, u32 mask)
> static int
> wbcir_tx(struct rc_dev *dev, unsigned *b, unsigned count)
> {
> - struct wbcir_data *data = dev->priv;
> + struct wbcir_data *data;
> unsigned *buf;
> unsigned i;
> unsigned long flags;
> @@ -668,6 +668,7 @@ wbcir_tx(struct rc_dev *dev, unsigned *b, unsigned count)
> for (i = 0; i < count; i++)
> buf[i] = DIV_ROUND_CLOSEST(b[i], 10);
> 
> + data = dev->priv;
> /* Not sure if this is possible, but better safe than sorry */
> spin_lock_irqsave(&data->spinlock, flags);
> if (data->txstate != WBCIR_TXSTATE_INACTIVE) {
> -- 
> 2.10.1
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[PATCH 2/5] [media] winbond-cir: Move a variable assignment in wbcir_tx()

[SF Markus Elfring]

From: Markus Elfring 
Date: Fri, 14 Oct 2016 07:34:46 +0200

Move the assignment for the local variable "data" behind the source code
for a memory allocation by this function.

Signed-off-by: Markus Elfring 
---
 drivers/media/rc/winbond-cir.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/rc/winbond-cir.c b/drivers/media/rc/winbond-cir.c
index 59050f5..fd997f0 100644
--- a/drivers/media/rc/winbond-cir.c
+++ b/drivers/media/rc/winbond-cir.c
@@ -655,7 +655,7 @@ wbcir_txmask(struct rc_dev *dev, u32 mask)
 static int
 wbcir_tx(struct rc_dev *dev, unsigned *b, unsigned count)
 {
-   struct wbcir_data *data = dev->priv;
+   struct wbcir_data *data;
unsigned *buf;
unsigned i;
unsigned long flags;
@@ -668,6 +668,7 @@ wbcir_tx(struct rc_dev *dev, unsigned *b, unsigned count)
for (i = 0; i < count; i++)
buf[i] = DIV_ROUND_CLOSEST(b[i], 10);
 
+   data = dev->priv;
/* Not sure if this is possible, but better safe than sorry */
spin_lock_irqsave(&data->spinlock, flags);
if (data->txstate != WBCIR_TXSTATE_INACTIVE) {
-- 
2.10.1

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