Merge tag 'drm-for-v4.8' of git://people.freedesktop.org/~airlied/linux

[cascardo/linux.git] / drivers / gpu / drm / drm_dp_helper.c

diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c
index 091053e..8f11b87 100644 (file)
--- a/drivers/gpu/drm/drm_dp_helper.c
+++ b/drivers/gpu/drm/drm_dp_helper.c
@@ -203,7 +203,7 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request,
 
                ret = aux->transfer(aux, &msg);
 
-               if (ret > 0) {
+               if (ret >= 0) {
                        native_reply = msg.reply & DP_AUX_NATIVE_REPLY_MASK;
                        if (native_reply == DP_AUX_NATIVE_REPLY_ACK) {
                                if (ret == size)