[PATCH 4.2.y-ckt 183/218] drm/amdkfd: uninitialized variable in dbgdev_wave_control_set_registers()

From: Kamal Mostafa
Date: Thu Mar 31 2016 - 16:31:39 EST


4.2.8-ckt7 -stable review patch. If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

commit 93fce954427effee89e44a976299b15dd75b4bbc upstream.

At the end of the function we expect "status" to be zero, but it's
either -EINVAL or uninitialized.

Fixes: 788bf83db301 ('drm/amdkfd: Add wave control operation to debugger')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Oded Gabbay <oded.gabbay@xxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c b/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c
index c34c393..d5e19b5 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_dbgdev.c
@@ -513,7 +513,7 @@ static int dbgdev_wave_control_set_registers(
union SQ_CMD_BITS *in_reg_sq_cmd,
union GRBM_GFX_INDEX_BITS *in_reg_gfx_index)
{
- int status;
+ int status = 0;
union SQ_CMD_BITS reg_sq_cmd;
union GRBM_GFX_INDEX_BITS reg_gfx_index;
struct HsaDbgWaveMsgAMDGen2 *pMsg;
--
2.7.4