Various NULL-check consistency fixes.

[libsigrok.git] / src / scpi / scpi_serial.c

diff --git a/src/scpi/scpi_serial.c b/src/scpi/scpi_serial.c
index 7f039bf0df87f5a77086281e9968e44d4a9995cb..de307989ad17a0bb5f3e837111f42908257ad8e7 100644 (file)
--- a/src/scpi/scpi_serial.c
+++ b/src/scpi/scpi_serial.c
@@ -54,8 +54,8 @@ static GSList *scpi_serial_scan(struct drv_context *drvc)
        (void)drvc;
 
        for (i = 0; i < ARRAY_SIZE(scpi_serial_usb_ids); i++) {
-               if ((l = sr_serial_find_usb(scpi_serial_usb_ids[i].vendor_id,
-                                           scpi_serial_usb_ids[i].product_id)) == NULL)
+               if (!(l = sr_serial_find_usb(scpi_serial_usb_ids[i].vendor_id,
+                                       scpi_serial_usb_ids[i].product_id)))
                        continue;
                for (r = l; r; r = r->next) {
                        if (scpi_serial_usb_ids[i].serialcomm)