r23755 by jghali - Fix coverity 1463123: Unchecked return value

[scribus-commit]

Author: jghali
Date: Sun May 10 22:48:32 2020
New Revision: 23755

URL: http://scribus.net/websvn/listing.php?repname=Scribus&sc=1&rev=23755
Log:
Fix coverity 1463123: Unchecked return value

Modified:
    trunk/Scribus/scribus/plugins/barcodegenerator/barcode.cpp

Modified: trunk/Scribus/scribus/plugins/barcodegenerator/barcode.cpp
URL: http://scribus.net/websvn/diff.php?repname=Scribus&rev=23755&path=/trunk/Scribus/scribus/plugins/barcodegenerator/barcode.cpp
==============================================================================
--- trunk/Scribus/scribus/plugins/barcodegenerator/barcode.cpp	(original)
+++ trunk/Scribus/scribus/plugins/barcodegenerator/barcode.cpp	Sun May 10 22:48:32 2020
@@ -53,14 +53,16 @@
 
 	// Extract the version information from BWIPP
 	QFile f( ScPaths::instance().shareDir() + QString("/plugins/barcode.ps") );
-	if(f.open(QIODevice::ReadOnly))
+	if (f.open(QIODevice::ReadOnly))
 	{
 		QTextStream ts(&f);
 		QString bwipp = ts.read(150);
 		f.close();
 		QRegExp rx("\\n% Barcode Writer in Pure PostScript - Version ([\\d-]+)\\n");
-		rx.indexIn(bwipp);
-		about->version = "Backend: "+rx.cap(1);
+		if (rx.indexIn(bwipp) >= 0)
+			about->version = "Backend: " + rx.cap(1);
+		else
+			about->version = "Backend: Unknown";
 	}
 	else
 		about->version = "Unable to open backend file";