| From bdc69185e329743c878beb02e060d3ac0a0dc4e7 Mon Sep 17 00:00:00 2001 |
| From: Dan Carpenter <dan.carpenter@oracle.com> |
| Date: Tue, 17 Oct 2017 23:43:43 +0300 |
| Subject: [PATCH 0006/1795] drm/bridge: adv7511: Fix a use after free |
| |
| We free "edid", then use it again on the next line. |
| |
| Fixes: 3b1b975003e4 ("drm: adv7511/33: add HDMI CEC support") |
| Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> |
| Signed-off-by: Archit Taneja <architt@codeaurora.org> |
| Link: https://patchwork.freedesktop.org/patch/msgid/20171017204343.zctliubjkq7imudi@mwanda |
| (cherry picked from commit 8b32948690946e89c198e44f8a1252295473f348) |
| Signed-off-by: Simon Horman <horms+renesas@verge.net.au> |
| Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> |
| --- |
| drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 4 ++-- |
| 1 file changed, 2 insertions(+), 2 deletions(-) |
| |
| diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c |
| index 8da5af390e75..a85d16f20581 100644 |
| --- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c |
| +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c |
| @@ -619,10 +619,10 @@ static int adv7511_get_modes(struct adv7511 *adv7511, |
| adv7511_set_config_csc(adv7511, connector, adv7511->rgb, |
| drm_detect_hdmi_monitor(edid)); |
| |
| - kfree(edid); |
| - |
| cec_s_phys_addr_from_edid(adv7511->cec_adap, edid); |
| |
| + kfree(edid); |
| + |
| return count; |
| } |
| |
| -- |
| 2.19.0 |
| |
