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-rw-r--r--drivers/tee/optee/smc_abi.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tee/optee/smc_abi.c b/drivers/tee/optee/smc_abi.c
index d5b28fd35d66..67bfa25d6302 100644
--- a/drivers/tee/optee/smc_abi.c
+++ b/drivers/tee/optee/smc_abi.c
@@ -806,6 +806,7 @@ static void handle_rpc_func_cmd(struct tee_context *ctx, struct optee *optee,
/**
* optee_handle_rpc() - handle RPC from secure world
* @ctx: context doing the RPC
+ * @rpc_arg: pointer to RPC arguments if any, or NULL if none
* @param: value of registers for the RPC
* @call_ctx: call context. Preserved during one OP-TEE invocation
*