From: Tom Rix <trix@xxxxxxxxxx>
[ Upstream commit 4e19d51ca5b28a1d435a844c7b2a8e1b1b6fa237 ]
clang static analysis reports this problem:
cdv_intel_dp.c:2101:2: warning: Attempt to free released memory
kfree(gma_connector);
^~~~~~~~~~~~~~~~~~~~
In cdv_intel_dp_init() when the call to cdv_intel_edp_panel_vdd_off()
fails, the handler calls cdv_intel_dp_destroy(connector) which does
the first free of gma_connector. So adjust the goto label and skip
the second free.
Fixes: d112a8163f83 ("gma500/cdv: Add eDP support")
Signed-off-by: Tom Rix <trix@xxxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20201003193928.18869-1-trix@xxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/gma500/cdv_intel_dp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c b/drivers/gpu/drm/gma500/cdv_intel_dp.c
index 2ff4b35151bf8..87738650dd90b 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_dp.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c
@@ -2125,7 +2125,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
DRM_INFO("failed to retrieve link info, disabling eDP\n");
cdv_intel_dp_encoder_destroy(encoder);
cdv_intel_dp_destroy(connector);
- goto err_priv;
+ goto err_connector;
} else {
DRM_DEBUG_KMS("DPCD: Rev=%x LN_Rate=%x LN_CNT=%x LN_DOWNSP=%x\n",
intel_dp->dpcd[0], intel_dp->dpcd[1],
--
2.27.0
