On 03.07.2015 10:54, Dan Carpenter wrote:
The "if (pass_size > buf->total)" can underflow so I have changed the
type of size and pass_size to unsigned to avoid this problem.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
This code is on the way out, but whatever. I may as well send this
patch since I already wrote the patch.
Yeah, indeed but it will still take a while until we can really remove it.
Well, maybe it's time to give it a try.
Regards,
Christian.
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 09e3f39..98f9ada 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -2483,7 +2483,7 @@ int r600_cp_dispatch_texture(struct drm_device *dev,
struct drm_buf *buf;
u32 *buffer;
const u8 __user *data;
- int size, pass_size;
+ unsigned int size, pass_size;
u64 src_offset, dst_offset;
if (!radeon_check_offset(dev_priv, tex->offset)) {
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