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authorLi Qiang <liq3ea@gmail.com>2016-11-23 13:53:34 +0100
committerGreg Kurz <groug@kaod.org>2016-11-23 13:53:34 +0100
commit898ae90a44551d25b8e956fd87372d303c82fe68 (patch)
treeb3610b60dd95ce2a2f192a8e9d900d769ade6b86 /hw/9pfs
parent971f406b77a6eb84e0ad27dcc416b663765aee30 (diff)
downloadqemu-898ae90a44551d25b8e956fd87372d303c82fe68.zip
9pfs: add cleanup operation for proxy backend driver
In the init operation of proxy backend dirver, it allocates a V9fsProxy struct and some other resources. We should free these resources when the 9pfs device is unrealized. This is what this patch does. Signed-off-by: Li Qiang <liq3ea@gmail.com> Reviewed-by: Greg Kurz <groug@kaod.org> Signed-off-by: Greg Kurz <groug@kaod.org>
Diffstat (limited to 'hw/9pfs')
-rw-r--r--hw/9pfs/9p-proxy.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/hw/9pfs/9p-proxy.c b/hw/9pfs/9p-proxy.c
index f2417b7fd7..f4aa7a9d70 100644
--- a/hw/9pfs/9p-proxy.c
+++ b/hw/9pfs/9p-proxy.c
@@ -1168,9 +1168,22 @@ static int proxy_init(FsContext *ctx)
return 0;
}
+static void proxy_cleanup(FsContext *ctx)
+{
+ V9fsProxy *proxy = ctx->private;
+
+ g_free(proxy->out_iovec.iov_base);
+ g_free(proxy->in_iovec.iov_base);
+ if (ctx->export_flags & V9FS_PROXY_SOCK_NAME) {
+ close(proxy->sockfd);
+ }
+ g_free(proxy);
+}
+
FileOperations proxy_ops = {
.parse_opts = proxy_parse_opts,
.init = proxy_init,
+ .cleanup = proxy_cleanup,
.lstat = proxy_lstat,
.readlink = proxy_readlink,
.close = proxy_close,