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Commit d1f8abf9 authored by Shay Nachmani's avatar Shay Nachmani Committed by Patrick Daly
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msm: ion: Modified Secure Display buffer permissions 



Made Secure Display buffer permissions RO instead of RW.

Change-Id: I617a3bb5cbb80ac3967ab14f37452c461bb4df77
Signed-off-by: default avatarShay Nachmani <shayn@codeaurora.org>
Signed-off-by: default avatarPatrick Daly <pdaly@codeaurora.org>
parent 48940243

drivers/staging/android/ion/ion_cma_heap.c

+6 −1
Original line number Diff line number Diff line
@@ -279,10 +279,15 @@ static int ion_secure_cma_allocate( 


	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;

	}



	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);