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-rw-r--r--drivers/tee/optee/call.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tee/optee/call.c b/drivers/tee/optee/call.c
index aa942703ae65..13b0269a0abc 100644
--- a/drivers/tee/optee/call.c
+++ b/drivers/tee/optee/call.c
@@ -148,6 +148,7 @@ u32 optee_do_call_with_arg(struct tee_context *ctx, phys_addr_t parg)
*/
optee_cq_wait_for_completion(&optee->call_queue, &w);
} else if (OPTEE_SMC_RETURN_IS_RPC(res.a0)) {
+ might_sleep();
param.a0 = res.a0;
param.a1 = res.a1;
param.a2 = res.a2;