X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fdevices%2Ftmpdisk.c;h=0be279fc739cb9b77ca100f7cacc31ba67875082;hb=45d9da21cb9fcff297b690cc9f12c9a7c7a6ecb5;hp=450de5304b4b65e00c9ea851f30685a4fb762477;hpb=e2964f7234daa3429275c039769a313f0870c212;p=palacios.releases.git

diff --git a/palacios/src/devices/tmpdisk.c b/palacios/src/devices/tmpdisk.c
index 450de53..0be279f 100644
--- a/palacios/src/devices/tmpdisk.c
+++ b/palacios/src/devices/tmpdisk.c
@@ -73,8 +73,11 @@ static int blk_write(uint8_t * buf,  uint64_t lba, uint64_t num_bytes, void * pr
 }
 
 
-static int blk_free(struct vm_device * dev) {
-    return -1;
+static int blk_free(struct blk_state * blk) {
+    V3_FreePages((void *)blk->blk_base_addr, blk->capacity / 4096);
+
+    V3_Free(blk);
+    return 0;
 }
 
 
@@ -87,7 +90,7 @@ static struct v3_dev_blk_ops blk_ops = {
 
 
 static struct v3_device_ops dev_ops = {
-    .free = blk_free,
+    .free = (int (*)(void *))blk_free,
 
 };
 
@@ -117,10 +120,11 @@ static int blk_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
     memset(blk->blk_space, 0, capacity);
 
 
-    struct vm_device * dev = v3_allocate_device(dev_id, &dev_ops, blk);
+    struct vm_device * dev = v3_add_device(vm, dev_id, &dev_ops, blk);
 
-    if (v3_attach_device(vm, dev) == -1) {
+    if (dev == NULL) {
 	PrintError("Could not attach device %s\n", dev_id);
+	V3_Free(blk);
 	return -1;
     }
 
@@ -128,6 +132,7 @@ static int blk_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
 			   &blk_ops, frontend_cfg, blk) == -1) {
 	PrintError("Could not connect %s to frontend %s\n", 
 		   dev_id, v3_cfg_val(frontend_cfg, "tag"));
+	v3_remove_device(dev);
 	return -1;
     }