diff --git a/gtests/net/packetdrill/run_system_call.c b/gtests/net/packetdrill/run_system_call.c
index e8ee0ef90b1812bf58e39821e8a1f2a3cfd3bb3e..9ab6c80ec07a52be701d354474faff1a052e1931 100644
--- a/gtests/net/packetdrill/run_system_call.c
+++ b/gtests/net/packetdrill/run_system_call.c
@@ -5541,7 +5541,7 @@ static int syscall_sctp_sendv(struct state *state, struct syscall_spec *syscall,
 		get_sockstorage_arg(addrs_expr, (struct sockaddr_storage *)addrs, live_fd);
 	} else if (addrs_expr->type == EXPR_LIST) {
 		size_t size;
-		if (get_sockaddr_from_list(addrs_expr,  &size, &addrs, error)) {
+		if (get_sockaddr_from_list(addrs_expr, &size, &addrs, error)) {
 			goto error_out;
 		}
 	} else if (addrs_expr->type != EXPR_NULL) {
@@ -6561,9 +6561,9 @@ static int syscall_sctp_getpaddrs(struct state *state, struct syscall_spec *sysc
 				goto error_out;
 			}
 			if (live_addr->sa_family == AF_INET) {
-				live_addr = (struct sockaddr *)((caddr_t *)live_addr + sizeof(struct sockaddr_in));
+				live_addr = (struct sockaddr *)((caddr_t)live_addr + sizeof(struct sockaddr_in));
 			} else if (live_addr->sa_family == AF_INET6) {
-				live_addr = (struct sockaddr *)((caddr_t *)live_addr + sizeof(struct sockaddr_in6));
+				live_addr = (struct sockaddr *)((caddr_t)live_addr + sizeof(struct sockaddr_in6));
 			} else {
 				asprintf(error, "Bad Type of addrs[%d]", i);
 				goto error_out;
@@ -6646,9 +6646,9 @@ static int syscall_sctp_getladdrs(struct state *state, struct syscall_spec *sysc
 				goto error_out;
 			}
 			if (live_addr->sa_family == AF_INET) {
-				live_addr = (struct sockaddr *)((caddr_t *)live_addr + sizeof(struct sockaddr_in));
+				live_addr = (struct sockaddr *)((caddr_t)live_addr + sizeof(struct sockaddr_in));
 			} else if (live_addr->sa_family == AF_INET6) {
-				live_addr = (struct sockaddr *)((caddr_t *)live_addr + sizeof(struct sockaddr_in6));
+				live_addr = (struct sockaddr *)((caddr_t)live_addr + sizeof(struct sockaddr_in6));
 			} else {
 				asprintf(error, "Bad Type of addrs[%d]", i);
 				goto error_out;