[PATCH 21 of 26] libxl/xl: use libxl_diskinfo_destroy and libxl_device_disk_destroy

[Ian Campbell <ian.campbell@citrix.com>]

# HG changeset patch
# User Ian Campbell <ian.campbell@citrix.com>
# Date 1281969065 -3600
# Node ID b37efbc62265ee7e0967ae856bfff9e9953f62f4
# Parent  dd25ac29c0f74a2d909df3e3d072ed5d59320312
libxl/xl: use libxl_diskinfo_destroy and libxl_device_disk_destroy

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>

diff -r dd25ac29c0f7 -r b37efbc62265 tools/libxl/libxl.c
--- a/tools/libxl/libxl.c	Mon Aug 16 15:31:05 2010 +0100
+++ b/tools/libxl/libxl.c	Mon Aug 16 15:31:05 2010 +0100
@@ -1348,8 +1348,8 @@ static char ** libxl_build_device_model_
             flexarray_set(dm_args, num++, libxl_sprintf(gc, "-%s", disks[i].virtpath));
             flexarray_set(dm_args, num++, disks[i].physpath);
         }
+        libxl_device_disk_destroy(&disks[i]);
     }
-    /* FIXME: leaks disk paths */
     free(disks);
     flexarray_set(dm_args, num++, NULL);
     return (char **) flexarray_contents(dm_args);
@@ -2578,6 +2578,7 @@ int libxl_cdrom_insert(libxl_ctx *ctx, u
     int num, i;
     uint32_t stubdomid;
     libxl_device_disk *disks;
+    int ret = ERROR_FAIL;
 
     if (!disk->physpath) {
         disk->physpath = "";
@@ -2591,9 +2592,11 @@ int libxl_cdrom_insert(libxl_ctx *ctx, u
     }
     if (i == num) {
         XL_LOG(ctx, XL_LOG_ERROR, "Virtual device not found");
-        free(disks);
-        return ERROR_FAIL;
+        goto out;
     }
+
+    ret = 0;
+
     libxl_device_disk_del(ctx, disks + i, 1);
     libxl_device_disk_add(ctx, domid, disk);
     stubdomid = libxl_get_stubdom_id(ctx, domid);
@@ -2604,9 +2607,11 @@ int libxl_cdrom_insert(libxl_ctx *ctx, u
         libxl_device_disk_add(ctx, stubdomid, disk);
         disk->domid = domid;
     }
-    /* FIXME: leaks disk paths */
+out:
+    for (i = 0; i < num; i++)
+        libxl_device_disk_destroy(&disks[i]);
     free(disks);
-    return 0;
+    return ret;
 }
 
 /******************************************************************************/
diff -r dd25ac29c0f7 -r b37efbc62265 tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c	Mon Aug 16 15:31:05 2010 +0100
+++ b/tools/libxl/xl_cmdimpl.c	Mon Aug 16 15:31:05 2010 +0100
@@ -4259,7 +4259,7 @@ int main_blocklist(int argc, char **argv
 int main_blocklist(int argc, char **argv)
 {
     int opt;
-    int nb;
+    int i, nb;
     libxl_device_disk *disks;
     libxl_diskinfo diskinfo;
 
@@ -4289,14 +4289,17 @@ int main_blocklist(int argc, char **argv
         if (!disks) {
             continue;
         }
-        for (; nb > 0; --nb, ++disks) {
-            if (!libxl_device_disk_getinfo(&ctx, domid, disks, &diskinfo)) {
+        for (i=0; i<nb; i++) {
+            if (!libxl_device_disk_getinfo(&ctx, domid, &disks[i], &diskinfo)) {
                 /*      Vdev BE   hdl  st   evch rref BE-path*/
                 printf("%-5d %-3d %-6d %-5d %-6d %-8d %-30s\n",
                        diskinfo.devid, diskinfo.backend_id, diskinfo.frontend_id,
                        diskinfo.state, diskinfo.evtch, diskinfo.rref, diskinfo.backend);
-            }
-        }
+                libxl_diskinfo_destroy(&diskinfo);
+            }
+            libxl_device_disk_destroy(&disks[i]);
+        }
+        free(disks);
     }
     return 0;
 }