Merge pull request #377 from Lastique/patch-1

Fix "possibly uninitialized" warning

Author: elFarto

src/export-buf.c

@@ -120,7 +120,7 @@ static bool reconnect(NVDriver *drv) {
 
 static void findGPUIndexFromFd(NVDriver *drv) {
     struct stat buf;
-    int drmDeviceIndex;
+    int drmDeviceIndex = 0;
     PFNEGLQUERYDEVICESEXTPROC eglQueryDevicesEXT = (PFNEGLQUERYDEVICESEXTPROC) eglGetProcAddress("eglQueryDevicesEXT");
     PFNEGLQUERYDEVICEATTRIBEXTPROC eglQueryDeviceAttribEXT = (PFNEGLQUERYDEVICEATTRIBEXTPROC) eglGetProcAddress("eglQueryDeviceAttribEXT");
     PFNEGLQUERYDEVICESTRINGEXTPROC eglQueryDeviceStringEXT = (PFNEGLQUERYDEVICESTRINGEXTPROC) eglGetProcAddress("eglQueryDeviceStringEXT");