Coverity Prevent: NEGATIVE_RETURNS in fbdev_open_pci:

Event var_tested_neg: Variable "fd" tested NEGATIVE
At conditional (1): "fd != -1" taking false path
335  		    if (fd != -1) {

Event negative_returns: Tracked variable "fd" was passed to a negative sink.
347  		close(fd);

hw/xfree86/fbdevhw/fbdevhw.c

@@ -342,10 +342,9 @@ fbdev_open_pci(struct pci_device * pPci, char **namep)
 
 		    return fd;
 		}
+		close(fd);
 	    }
 	}
-
-	close(fd);
     }