[ 27/69] drm/radeon: forever loop on error in radeon_do_test_moves()

From: Greg Kroah-Hartman
Date: Wed Oct 16 2013 - 13:56:36 EST


3.10-stable review patch. If anyone has any objections, please let me know.

------------------

From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

commit 89cd67b326fa95872cc2b4524cd807128db6071d upstream.

The error path does this:

for (--i; i >= 0; --i) {

which is a forever loop because "i" is unsigned.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/gpu/drm/radeon/radeon_test.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/radeon/radeon_test.c
+++ b/drivers/gpu/drm/radeon/radeon_test.c
@@ -37,8 +37,8 @@ static void radeon_do_test_moves(struct
struct radeon_bo **gtt_obj = NULL;
struct radeon_fence *fence = NULL;
uint64_t gtt_addr, vram_addr;
- unsigned i, n, size;
- int r, ring;
+ unsigned n, size;
+ int i, r, ring;

switch (flag) {
case RADEON_TEST_COPY_DMA:


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