core: init: ASLR offset leak in initcall error message

Initial call error message print out call pointer. This leak the ASLR offset. Subtract VA start address to hide ASLR offset. Signed-off-by: Khoa Hoang <[email protected]> Reviewed-by: Jens Wiklander <[email protected]> [jf: s/Initial call/Initcall/, wrap line, uppercase ASLR in subject] Signed-off-by: Jerome Forissier <[email protected]> Reviewed-by: Jerome Forissier <[email protected]>
shiv50084 · Mar 4, 2020 · 7e8696a · 7e8696a
1 parent 2b6dd0d
commit 7e8696a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/core/arch/arm/tee/init.c b/core/arch/arm/tee/init.c
@@ -29,8 +29,8 @@ static void call_initcalls(void)
 		TEE_Result ret;
 		ret = (*call)();
 		if (ret != TEE_SUCCESS) {
-			EMSG("Initial call 0x%08" PRIxVA " failed",
-			     (vaddr_t)call);
+			EMSG("Initcall __text_start + 0x%08" PRIxVA
+			     " failed", (vaddr_t)call - VCORE_START_VA);
 		}
 	}
 }