lisa/android_kernel_xiaomi_sm8350
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msm: ipa: make sure ipa context exists when 11ad smmu prob

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make sure ipa3_ctx is not NULL when smmu is being probed
for 11ad device

Signed-off-by: Ghanim Fodi <gfodi@codeaurora.org>
This commit is contained in:
Ghanim Fodi 2019-07-22 15:57:43 +03:00 committed by Gerrit - the friendly Code Review server
parent 9c19c7f2dd
commit ef8de8d9db
1 changed files with 4 additions and 0 deletions
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4
ipa/ipa_v3/ipa.c
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@ -7702,6 +7702,10 @@ int ipa3_plat_drv_probe(struct platform_device *pdev_p,
}
if (of_device_is_compatible(dev->of_node, "qcom,ipa-smmu-11ad-cb")) {
if (ipa3_ctx == NULL) {
IPAERR("ipa3_ctx was not initialized\n");
return -EPROBE_DEFER;
}
cb = ipa3_get_smmu_ctx(IPA_SMMU_CB_11AD);
cb->dev = dev;
smmu_info.present[IPA_SMMU_CB_11AD] = true;