diff mbox

[11/11] iop-adma.c:1129: possible bad parameter in memset

Message ID 1426258514-6001-1-git-send-email-ameenali023@gmail.com (mailing list archive)
State Rejected
Headers show

Commit Message

Ameen Ali March 13, 2015, 2:55 p.m. UTC
The 2nd memset() argument '286331153' doesn't fit into an 'unsigned char'.

Signed-off-by : <AmeenAli023@gmail.com>
---
 drivers/dma/iop-adma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Vinod Koul March 16, 2015, 5:02 p.m. UTC | #1
On Fri, Mar 13, 2015 at 04:55:14PM +0200, Ameen Ali wrote:
> The 2nd memset() argument '286331153' doesn't fit into an 'unsigned char'.
care to explain hpow it is fixed...

> 
> Signed-off-by : <AmeenAli023@gmail.com>
This is not proper, see Documentation/SubmittingPatches

> ---
>  drivers/dma/iop-adma.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
> index 263d9f6..78382b0 100644
> --- a/drivers/dma/iop-adma.c
> +++ b/drivers/dma/iop-adma.c
> @@ -1126,7 +1126,7 @@ iop_adma_pq_zero_sum_self_test(struct iop_adma_device *device)
>  	/* Fill in src buffers */
>  	for (i = 0; i < IOP_ADMA_NUM_SRC_TEST; i++) {
>  		pq_sw[i] = page_address(pq[i]);
> -		memset(pq_sw[i], 0x11111111 * (1<<i), PAGE_SIZE);
> +		memset(pq_sw[i], 0x11111111 & (1<<i), PAGE_SIZE);
>  	}
>  	pq_sw[i] = page_address(pq[i]);
>  	pq_sw[i+1] = page_address(pq[i+1]);
> -- 
> 2.1.0
>
diff mbox

Patch

diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 263d9f6..78382b0 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -1126,7 +1126,7 @@  iop_adma_pq_zero_sum_self_test(struct iop_adma_device *device)
 	/* Fill in src buffers */
 	for (i = 0; i < IOP_ADMA_NUM_SRC_TEST; i++) {
 		pq_sw[i] = page_address(pq[i]);
-		memset(pq_sw[i], 0x11111111 * (1<<i), PAGE_SIZE);
+		memset(pq_sw[i], 0x11111111 & (1<<i), PAGE_SIZE);
 	}
 	pq_sw[i] = page_address(pq[i]);
 	pq_sw[i+1] = page_address(pq[i+1]);