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| author | Neeti Desai <neetid@codeaurora.org> | 2015-07-14 17:44:13 -0700 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-22 11:04:37 -0700 |
| commit | 4cbd8a0f846f9a851bd5556c7e994f64080beadf (patch) | |
| tree | a0a778f87e160d9e7b8cca1fdf1a4ea85f02623c | |
| parent | aeb2abd83d93d3b7c6192d1cc3cf0dbcd9388085 (diff) | |
msm: ion: Update the permissions while making assign call
When freeing a secure buffer, the RWX permissions need to be
passed as a parameter to the hyp_assign call. This will ensure
that when the hypervisor unmaps the buffer, HLOS can use it
for data as well as instructions.
Change-Id: I2f1e67dda8f3ebedee552a2908b7f57c18754d42
Signed-off-by: Neeti Desai <neetid@codeaurora.org>
| -rw-r--r-- | drivers/staging/android/ion/ion_system_secure_heap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/android/ion/ion_system_secure_heap.c b/drivers/staging/android/ion/ion_system_secure_heap.c index 62974c79fe63..47ced11f9fd0 100644 --- a/drivers/staging/android/ion/ion_system_secure_heap.c +++ b/drivers/staging/android/ion/ion_system_secure_heap.c @@ -69,7 +69,7 @@ static void ion_system_secure_heap_free(struct ion_buffer *buffer) return; } dest_vmid = VMID_HLOS; - dest_perms = PERM_READ | PERM_WRITE; + dest_perms = PERM_READ | PERM_WRITE | PERM_EXEC; ret = hyp_assign_table(buffer->priv_virt, &source_vm, 1, &dest_vmid, &dest_perms, 1); |