Fix use of sizeof without brackets
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/programs/pkey/ecdsa.c b/programs/pkey/ecdsa.c
index be2ca90..953c144 100644
--- a/programs/pkey/ecdsa.c
+++ b/programs/pkey/ecdsa.c
@@ -73,7 +73,7 @@
size_t len;
if (mbedtls_ecp_point_write_binary(&key->MBEDTLS_PRIVATE(grp), &key->MBEDTLS_PRIVATE(Q),
- MBEDTLS_ECP_PF_UNCOMPRESSED, &len, buf, sizeof buf) != 0) {
+ MBEDTLS_ECP_PF_UNCOMPRESSED, &len, buf, sizeof(buf)) != 0) {
mbedtls_printf("internal error\n");
return;
}