Messages in this thread Patch in this message | | | From | Colin King <> | Subject | [PATCH] drm/amd/powerplay: fix memory leak on tdp_table | Date | Mon, 21 Mar 2016 22:47:14 +0000 |
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From: Colin Ian King <colin.king@canonical.com>
tdp_table is being leaked on an error exit return path, fix this by kfree'ing it. Also swap comparison around to make the patch warning free with checkpatch.
Leak found via static analysis with CoverityScan
Signed-off-by: Colin Ian King <colin.king@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..40b7679 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 (hwmgr->dyn_state.cac_dtp_table == NULL) { + kfree(tdp_table); return -ENOMEM; + } memset(hwmgr->dyn_state.cac_dtp_table, 0x00, table_size); -- 2.7.3
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