[PATCH] drm/amd/powerplay: fix memory leak of tdp_table

[Colin King]

From: Colin Ian King <colin.k...@canonical.com>

tdp_table is being leaked on failed allocations of
hwmgr->dyn_state.cac_dtp_table. kfree tdp_table on the error
return path to fix the leak.

Signed-off-by: Colin Ian King <colin.king at canonical.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c 
b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c
index 34f4bef..b156481 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c
@@ -512,8 +512,10 @@ static int get_cac_tdp_table(

        hwmgr->dyn_state.cac_dtp_table = kzalloc(table_size, GFP_KERNEL);

-       if (NULL == hwmgr->dyn_state.cac_dtp_table)
+       if (NULL == hwmgr->dyn_state.cac_dtp_table) {
+               kfree(tdp_table);
                return -ENOMEM;
+       }

        memset(hwmgr->dyn_state.cac_dtp_table, 0x00, table_size);

-- 
2.7.3