lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

dmaengine: tegra: make byte counters unsigned int

Browse Source 
The buffer byte request length and counter are declared as signed integers
but the values should never be below zero, so make these unsigned integers
instead.

Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Ben Dooks 2018-11-21 16:13:20 +00:00 committed by Vinod Koul
parent e486df3930
commit 216a1d7da0
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/dma/tegra20-apb-dma.c
View File

@ -155,7 +155,7 @@ struct tegra_dma_channel_regs {
*/
struct tegra_dma_sg_req {
struct tegra_dma_channel_regs ch_regs;
int req_len;
unsigned int req_len;
bool configured;
bool last_sg;
struct list_head node;
@ -169,8 +169,8 @@ struct tegra_dma_sg_req {
*/
struct tegra_dma_desc {
struct dma_async_tx_descriptor txd;
int bytes_requested;
int bytes_transferred;
unsigned int bytes_requested;
unsigned int bytes_transferred;
enum dma_status dma_status;
struct list_head node;
struct list_head tx_list;