From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Wed, 27 Jul 2016 19:15:25 +0000 (+0200)
Subject: Fix int -> unsigned.
X-Git-Tag: 0.5~3
X-Git-Url: https://git.sesse.net/?p=bmusb;a=commitdiff_plain;h=8c728daab202458bba567bb4e5c1d0cbe2f8ab9c

Fix int -> unsigned.
---

diff --git a/bmusb.cpp b/bmusb.cpp
index fd323a6..7c21082 100644
--- a/bmusb.cpp
+++ b/bmusb.cpp
@@ -1011,10 +1011,10 @@ libusb_device_handle *open_card(unsigned card_index, libusb_device *dev, string
 
 }  // namespace
 
-int BMUSBCapture::num_cards()
+unsigned BMUSBCapture::num_cards()
 {
 	vector<USBCardDevice> found_cards = find_all_cards();
-	int ret = found_cards.size();
+	unsigned ret = found_cards.size();
 	for (size_t i = 0; i < found_cards.size(); ++i) {
 		libusb_unref_device(found_cards[i].device);
 	}
diff --git a/bmusb/bmusb.h b/bmusb/bmusb.h
index 22a6655..f4af6aa 100644
--- a/bmusb/bmusb.h
+++ b/bmusb/bmusb.h
@@ -177,7 +177,7 @@ class BMUSBCapture : public CaptureInterface {
 
 	// Note: Cards could be unplugged and replugged between this call and
 	// actually opening the card (in configure_card()).
-	static int num_cards();
+	static unsigned num_cards();
 
 	std::map<uint32_t, VideoMode> get_available_video_modes() const override;
 	uint32_t get_current_video_mode() const override;