Fix unused variable warnings reported by GCC 4.6

2 files changed, 5 insertions, 7 deletions

diff --git a/compat/fakehid.c b/compat/fakehid.c
index f0d88931c..66161b3f7 100644
--- a/compat/fakehid.c
+++ b/compat/fakehid.c
@@ -60,20 +60,19 @@ static void sig_term(int sig)
 	__io_canceled = 1;
 }
 
-static void send_event(int fd, uint16_t type, uint16_t code, int32_t value)
+static int send_event(int fd, uint16_t type, uint16_t code, int32_t value)
 {
 	struct uinput_event event;
-	int len;
 
 	if (fd <= fileno(stderr))
-		return;
+		return -EINVAL;
 
 	memset(&event, 0, sizeof(event));
 	event.type = type;
 	event.code = code;
 	event.value = value;
 
-	len = write(fd, &event, sizeof(event));
+	return write(fd, &event, sizeof(event));
 }
 
 static int uinput_create(char *name, int keyboard, int mouse)
diff --git a/compat/hidd.c b/compat/hidd.c
index 2dae3a767..64dd455e6 100644
--- a/compat/hidd.c
+++ b/compat/hidd.c
@@ -237,14 +237,13 @@ static int request_encryption(bdaddr_t *src, bdaddr_t *dst)
 	return err;
 }
 
-static void enable_sixaxis(int csk)
+static int enable_sixaxis(int csk)
 {
 	const unsigned char buf[] = {
 		0x53 /*HIDP_TRANS_SET_REPORT | HIDP_DATA_RTYPE_FEATURE*/,
 		0xf4,  0x42, 0x03, 0x00, 0x00 };
-	int err;
 
-	err = write(csk, buf, sizeof(buf));
+	return write(csk, buf, sizeof(buf));
 }
 
 static int create_device(int ctl, int csk, int isk, uint8_t subclass, int nosdp, int nocheck, int bootonly, int encrypt, int timeout)