[PATCH xhost] Resource cleanup fixes

[Jeff Smith]

Running xhost through valgrind (with no arguments to xhost) produced
"still reachable: 27,720 bytes in 25 blocks."  This patch reduces this to
"still reachable: 15 bytes in 1 blocks."

Signed-off-by: Jeff Smith <whydoubt at yahoo.com>
---
 xhost.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/xhost.c b/xhost.c
index 2b4784a..f0fba73 100644
--- a/xhost.c
+++ b/xhost.c
@@ -278,14 +278,16 @@ main(int argc, char *argv[])
 		} else
 		    printf("\n");
 	    }
-	    free(list);
-	    endhostent();
+	    XFree(list);
 	}
+	endhostent();
+	XCloseDisplay(dpy);
 	exit(0);
     }
  
     if (argc == 2 && !strcmp(argv[1], "-help")) {
 	fprintf(stderr, "usage: %s [[+-]hostname ...]\n", argv[0]);
+	XCloseDisplay(dpy);
 	exit(1);
     }
 
@@ -364,6 +366,7 @@ change_host(Display *dpy, char *name, Bool add)
     namelen = strlen(name);
     if ((lname = (char *)malloc(namelen+1)) == NULL) {
 	fprintf (stderr, "%s: malloc bombed in change_host\n", ProgramName);
+	XCloseDisplay (dpy);
 	exit (1);
     }
     for (i = 0; i < namelen; i++) {
-- 
1.6.0.6

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