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optee: add property no-map to secure reserved memory

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OP-TEE reserved memory node must set property "no-map" to prevent
Linux kernel from mapping secure memory unless what non-secure world
speculative accesses of the CPU can violate the memory firmware
configuration.

Fixes: 6ccb05eae0 ("image: fdt: copy possible optee nodes to a loaded devicetree")
Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
This commit is contained in:
Etienne Carriere 2020-09-10 10:50:01 +02:00 committed by Simon Glass
parent 6613ed1e07
commit 3e15c315f9
1 changed files with 1 additions and 1 deletions
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2
lib/optee/optee.c
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@ -192,7 +192,7 @@ int optee_copy_fdt_nodes(const void *old_blob, void *new_blob)
ret = fdtdec_add_reserved_memory(new_blob,
nodename,
&carveout,
NULL, false);
NULL, true);
free(oldname);
if (ret < 0)