evie/android_kernel_oneplus_msm8998
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Merge "msm: ion: Modified Secure Display buffer permissions"

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Linux Build Service Account 2016-11-26 21:27:46 -08:00 • committed by Gerrit - the friendly Code Review server
commit 7989c135ab
1 changed files with 6 additions and 1 deletions
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7
drivers/staging/android/ion/ion_cma_heap.c
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@ -274,11 +274,16 @@ static int ion_secure_cma_allocate(struct ion_heap *heap,
source_vm = VMID_HLOS;
dest_vm = get_secure_vmid(flags);
if (dest_vm < 0) {
pr_err("%s: Failed to get secure vmid\n", __func__);
return -EINVAL;
}
dest_perms = PERM_READ | PERM_WRITE;
if (dest_vm == VMID_CP_SEC_DISPLAY)
dest_perms = PERM_READ;
else
dest_perms = PERM_READ | PERM_WRITE;
ret = ion_cma_allocate(heap, buffer, len, align, flags);
if (ret) {