From: Uwe Hermann <redacted>
Date: Fri, 27 May 2016 13:11:28 +0000 (+0200)
Subject: Fix a few "variable set but not used" compiler warnings.
X-Git-Tag: libsigrok-0.5.0~365
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=cd0de200b17820975637ddafba8a68902648344e;p=libsigrok.git

Fix a few "variable set but not used" compiler warnings.

../src/hardware/appa-55ii/api.c: In function ‘scan’:
../src/hardware/appa-55ii/api.c:47:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/arachnid-labs-re-load-pro/api.c: In function ‘scan’:
../src/hardware/arachnid-labs-re-load-pro/api.c:62:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/atten-pps3xxx/api.c: In function ‘scan’:
../src/hardware/atten-pps3xxx/api.c:81:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/brymen-dmm/api.c: In function ‘scan’:
../src/hardware/brymen-dmm/api.c:89:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/cem-dt-885x/api.c: In function ‘scan’:
../src/hardware/cem-dt-885x/api.c:74:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/conrad-digi-35-cpu/api.c: In function ‘scan’:
../src/hardware/conrad-digi-35-cpu/api.c:45:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/demo/demo.c: In function ‘scan’:
../src/hardware/demo/demo.c:255:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/fluke-dmm/api.c: In function ‘fluke_scan’:
../src/hardware/fluke-dmm/api.c:64:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/gmc-mh-1x-2x/api.c: In function ‘scan_1x_2x_rs232’:
../src/hardware/gmc-mh-1x-2x/api.c:147:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/gmc-mh-1x-2x/api.c: In function ‘scan_2x_bd232’:
../src/hardware/gmc-mh-1x-2x/api.c:234:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/ikalogic-scanaplus/api.c: In function ‘scan’:
../src/hardware/ikalogic-scanaplus/api.c:69:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
../src/hardware/tondaj-sl-814/api.c: In function ‘scan’:
../src/hardware/tondaj-sl-814/api.c:44:22: warning: variable ‘drvc’ set but not used [-Wunused-but-set-variable]
  struct drv_context *drvc;
                      ^
---

diff --git a/src/hardware/appa-55ii/api.c b/src/hardware/appa-55ii/api.c
index d93644d5..960b8816 100644
--- a/src/hardware/appa-55ii/api.c
+++ b/src/hardware/appa-55ii/api.c
@@ -44,7 +44,6 @@ static const char *data_sources[] = {
 
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_serial_dev_inst *serial;
 	struct sr_dev_inst *sdi;
@@ -80,7 +79,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 
 	sr_info("Probing serial port %s.", conn);
 
-	drvc = di->context;
 	serial_flush(serial);
 
 	/* Let's get a bit of data and see if we can find a packet. */
diff --git a/src/hardware/arachnid-labs-re-load-pro/api.c b/src/hardware/arachnid-labs-re-load-pro/api.c
index 79fa4242..cf5f2750 100644
--- a/src/hardware/arachnid-labs-re-load-pro/api.c
+++ b/src/hardware/arachnid-labs-re-load-pro/api.c
@@ -59,7 +59,6 @@ static const uint32_t devopts_cg[] = {
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
 	struct sr_dev_inst *sdi;
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
 	struct sr_serial_dev_inst *serial;
@@ -72,8 +71,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	char *bufptr;
 	double version;
 
-	drvc = di->context;
-
 	conn = serialcomm = NULL;
 	for (l = options; l; l = l->next) {
 		src = l->data;
diff --git a/src/hardware/atten-pps3xxx/api.c b/src/hardware/atten-pps3xxx/api.c
index 34a31cea..b1724550 100644
--- a/src/hardware/atten-pps3xxx/api.c
+++ b/src/hardware/atten-pps3xxx/api.c
@@ -78,7 +78,6 @@ static const struct pps_model models[] = {
 static GSList *scan(struct sr_dev_driver *di, GSList *options, int modelid)
 {
 	struct sr_dev_inst *sdi;
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
 	struct sr_channel *ch;
@@ -92,8 +91,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options, int modelid)
 	const char *conn, *serialcomm;
 	char channel[10];
 
-	drvc = di->context;
-
 	conn = serialcomm = NULL;
 	for (l = options; l; l = l->next) {
 		src = l->data;
diff --git a/src/hardware/brymen-dmm/api.c b/src/hardware/brymen-dmm/api.c
index 54f15c51..c9f63b16 100644
--- a/src/hardware/brymen-dmm/api.c
+++ b/src/hardware/brymen-dmm/api.c
@@ -86,13 +86,11 @@ scan_cleanup:
 
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
-	struct drv_context *drvc;
 	struct sr_config *src;
 	GSList *devices, *l;
 	const char *conn, *serialcomm;
 
 	devices = NULL;
-	drvc = di->context;
 
 	conn = serialcomm = NULL;
 	for (l = options; l; l = l->next) {
diff --git a/src/hardware/cem-dt-885x/api.c b/src/hardware/cem-dt-885x/api.c
index 9ee036b6..03dc4f05 100644
--- a/src/hardware/cem-dt-885x/api.c
+++ b/src/hardware/cem-dt-885x/api.c
@@ -71,7 +71,6 @@ static const char *data_sources[] = {
 
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
 	struct sr_serial_dev_inst *serial;
@@ -96,7 +95,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 		return NULL;
 
 	devices = NULL;
-	drvc = di->context;
 	start = g_get_monotonic_time();
 	while (g_get_monotonic_time() - start < MAX_SCAN_TIME_US) {
 		if (serial_read_nonblocking(serial, &c, 1) == 1 && c == 0xa5) {
diff --git a/src/hardware/conrad-digi-35-cpu/api.c b/src/hardware/conrad-digi-35-cpu/api.c
index 04b50bd3..d50b446e 100644
--- a/src/hardware/conrad-digi-35-cpu/api.c
+++ b/src/hardware/conrad-digi-35-cpu/api.c
@@ -42,13 +42,11 @@ static const uint32_t devopts[] = {
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
 	struct sr_dev_inst *sdi;
-	struct drv_context *drvc;
 	struct sr_config *src;
 	struct sr_serial_dev_inst *serial;
 	GSList *l;
 	const char *conn, *serialcomm;
 
-	drvc = di->context;
 	conn = serialcomm = NULL;
 
 	for (l = options; l; l = l->next) {
diff --git a/src/hardware/demo/demo.c b/src/hardware/demo/demo.c
index fec9065a..bd9189d6 100644
--- a/src/hardware/demo/demo.c
+++ b/src/hardware/demo/demo.c
@@ -252,7 +252,6 @@ static void generate_analog_pattern(struct analog_gen *ag, uint64_t sample_rate)
 
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_dev_inst *sdi;
 	struct sr_channel *ch;
@@ -263,8 +262,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	int num_logic_channels, num_analog_channels, pattern, i;
 	char channel_name[16];
 
-	drvc = di->context;
-
 	num_logic_channels = DEFAULT_NUM_LOGIC_CHANNELS;
 	num_analog_channels = DEFAULT_NUM_ANALOG_CHANNELS;
 	for (l = options; l; l = l->next) {
diff --git a/src/hardware/fluke-dmm/api.c b/src/hardware/fluke-dmm/api.c
index 71bd79af..eba36c54 100644
--- a/src/hardware/fluke-dmm/api.c
+++ b/src/hardware/fluke-dmm/api.c
@@ -61,7 +61,6 @@ static GSList *fluke_scan(struct sr_dev_driver *di, const char *conn,
 		const char *serialcomm)
 {
 	struct sr_dev_inst *sdi;
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_serial_dev_inst *serial;
 	GSList *devices;
@@ -73,7 +72,6 @@ static GSList *fluke_scan(struct sr_dev_driver *di, const char *conn,
 	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
 		return NULL;
 
-	drvc = di->context;
 	b = buf;
 	retry = 0;
 	devices = NULL;
diff --git a/src/hardware/gmc-mh-1x-2x/api.c b/src/hardware/gmc-mh-1x-2x/api.c
index 3d18ebda..7b8e6321 100644
--- a/src/hardware/gmc-mh-1x-2x/api.c
+++ b/src/hardware/gmc-mh-1x-2x/api.c
@@ -144,7 +144,6 @@ static enum model scan_model_sm(struct sr_serial_dev_inst *serial)
 static GSList *scan_1x_2x_rs232(struct sr_dev_driver *di, GSList *options)
 {
 	struct sr_dev_inst *sdi;
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
 	struct sr_serial_dev_inst *serial;
@@ -154,7 +153,6 @@ static GSList *scan_1x_2x_rs232(struct sr_dev_driver *di, GSList *options)
 	gboolean serialcomm_given;
 
 	devices = NULL;
-	drvc = di->context;
 	conn = serialcomm = NULL;
 	serialcomm_given = FALSE;
 
@@ -231,7 +229,6 @@ static GSList *scan_1x_2x_rs232(struct sr_dev_driver *di, GSList *options)
 static GSList *scan_2x_bd232(struct sr_dev_driver *di, GSList *options)
 {
 	struct sr_dev_inst *sdi;
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
 	struct sr_serial_dev_inst *serial;
@@ -245,8 +242,6 @@ static GSList *scan_2x_bd232(struct sr_dev_driver *di, GSList *options)
 	conn = serialcomm = NULL;
 	devices = NULL;
 
-	drvc = di->context;
-
 	sr_spew("scan_2x_bd232() called!");
 
 	for (l = options; l; l = l->next) {
diff --git a/src/hardware/ikalogic-scanaplus/api.c b/src/hardware/ikalogic-scanaplus/api.c
index 520bf6fe..fc54ae43 100644
--- a/src/hardware/ikalogic-scanaplus/api.c
+++ b/src/hardware/ikalogic-scanaplus/api.c
@@ -66,15 +66,12 @@ static int dev_clear(const struct sr_dev_driver *di)
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
 	struct sr_dev_inst *sdi;
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	unsigned int i;
 	int ret;
 
 	(void)options;
 
-	drvc = di->context;
-
 	/* Allocate memory for our private device context. */
 	devc = g_malloc0(sizeof(struct dev_context));
 
diff --git a/src/hardware/tondaj-sl-814/api.c b/src/hardware/tondaj-sl-814/api.c
index e21d1b5c..0e1c680f 100644
--- a/src/hardware/tondaj-sl-814/api.c
+++ b/src/hardware/tondaj-sl-814/api.c
@@ -41,7 +41,6 @@ static const uint32_t devopts[] = {
 
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
-	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_dev_inst *sdi;
 	struct sr_config *src;
@@ -49,8 +48,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	const char *conn, *serialcomm;
 	struct sr_serial_dev_inst *serial;
 
-	drvc = di->context;
-
 	conn = serialcomm = NULL;
 	for (l = options; l; l = l->next) {
 		if (!(src = l->data)) {