samsung-sm8650/android_kernel_samsung_sm8650-modules
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disp: msm: sde: null check for kms device

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Check if kms device objects exist before attempting to
create memory space.

Change-Id: Idc0cbfd0ce116dab8005f72ba231dcb8c82254ca
Signed-off-by: Nilaan Gunabalachandran <ngunabal@codeaurora.org>
This commit is contained in:
Nilaan Gunabalachandran
2019-10-31 12:14:53 -04:00
parent 3d10584cd7
commit 810738f232
1 changed files with 3 additions and 0 deletions
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msm/sde/sde_kms.c
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@@ -2934,6 +2934,9 @@ static int _sde_kms_mmu_init(struct sde_kms *sde_kms)
int i, ret; int i, ret;
int early_map = 0; int early_map = 0;
if (!sde_kms || !sde_kms->dev || !sde_kms->dev->dev)
return -EINVAL;
for (i = 0; i < MSM_SMMU_DOMAIN_MAX; i++) { for (i = 0; i < MSM_SMMU_DOMAIN_MAX; i++) {
struct msm_gem_address_space *aspace; struct msm_gem_address_space *aspace;