X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=src%2Flaunch.c;h=310a88dd7b2f03b4be76c853b870badfe9b44785;hb=7e484865894b98de7a976a688c19e64bdd13dade;hp=769dc855c0081618ea883efb730d7e351fed4f84;hpb=8375d3032eeba790106f95d9a59c0f624d7b550b;p=libguestfs.git

diff --git a/src/launch.c b/src/launch.c
index 769dc85..310a88d 100644
--- a/src/launch.c
+++ b/src/launch.c
@@ -1044,6 +1044,11 @@ test_qemu (guestfs_h *g)
   char cmd[1024];
   FILE *fp;
 
+  free (g->qemu_help);
+  g->qemu_help = NULL;
+  free (g->qemu_version);
+  g->qemu_version = NULL;
+
   snprintf (cmd, sizeof cmd, "LC_ALL=C '%s' -nographic -help", g->qemu);
 
   /* qemu -help should always work (qemu -version OTOH wasn't
@@ -1078,7 +1083,7 @@ test_qemu_cmd (guestfs_h *g, const char *cmd, char **ret)
     return -1;
   }
 
-  if (pclose (fp) == -1)
+  if (pclose (fp) != 0)
     return -1;
 
   return 0;