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disp: msm: fix kw issues in sde driver

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This change addresses out of range and null checks in
sde driver.

Change-Id: I4ee82760ce3ee7053c336e49ec9eaae8b4c31b1e
Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>
This commit is contained in:
Narendra Muppalla
2020-06-03 15:15:17 -07:00
parent 077c72680b
commit 5a1af16b1a
5 changed files with 12 additions and 16 deletions
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6
msm/sde/sde_encoder.c
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@@ -2092,7 +2092,7 @@ static void _sde_encoder_virt_populate_hw_res(struct drm_encoder *drm_enc)
struct sde_rm_hw_iter pp_iter, qdss_iter;
struct sde_rm_hw_iter dsc_iter, vdc_iter;
struct sde_rm_hw_request request_hw;
int i;
int i, j;
sde_rm_init_hw_iter(&pp_iter, drm_enc->base.id, SDE_HW_BLK_PINGPONG);
for (i = 0; i < MAX_CHANNELS_PER_ENC; i++) {
@@ -2108,7 +2108,7 @@ static void _sde_encoder_virt_populate_hw_res(struct drm_encoder *drm_enc)
if (phys) {
sde_rm_init_hw_iter(&qdss_iter, drm_enc->base.id,
SDE_HW_BLK_QDSS);
for (i = 0; i < QDSS_MAX; i++) {
for (j = 0; j < QDSS_MAX; j++) {
if (sde_rm_get_hw(&sde_kms->rm, &qdss_iter)) {
phys->hw_qdss =
(struct sde_hw_qdss *)qdss_iter.hw;
@@ -2162,7 +2162,7 @@ static int sde_encoder_virt_modeset_rc(struct drm_encoder *drm_enc,
struct sde_encoder_virt *sde_enc = to_sde_encoder_virt(drm_enc);
enum sde_intf_mode intf_mode;
int ret;
bool is_cmd_mode;
bool is_cmd_mode = false;
if (sde_encoder_check_curr_mode(drm_enc, MSM_DISPLAY_CMD_MODE))
is_cmd_mode = true;