Code style

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/library/platform_util.c b/library/platform_util.c
index 06c7820..cfd982e 100644
--- a/library/platform_util.c
+++ b/library/platform_util.c
@@ -137,7 +137,7 @@
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wvla"
 #endif
-        asm volatile ("" : : "m" (*(char (*)[len]) buf) : );
+        asm volatile ("" : : "m" (*(char (*)[len]) buf) :);
 #if defined(__clang__)
 #pragma clang diagnostic pop
 #elif defined(MBEDTLS_COMPILER_IS_GCC)