[Qemu-devel] [PATCH v6 11/12] block/curl.c: Refuse to open the handle for writes.

[Fam Zheng]

From: "Richard W.M. Jones" <rjo...@redhat.com>

Signed-off-by: Richard W.M. Jones <rjo...@redhat.com>
Signed-off-by: Fam Zheng <f...@redhat.com>
---
 block/curl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/block/curl.c b/block/curl.c
index e067417..bce2e8a 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -454,6 +454,10 @@ static int curl_open(BlockDriverState *bs, QDict *options, 
int flags)
 
     static int inited = 0;
 
+    if (flags & BDRV_O_RDWR) {
+        return -ENOTSUP;
+    }
+
     opts = qemu_opts_create_nofail(&runtime_opts);
     qemu_opts_absorb_qdict(opts, options, &local_err);
     if (error_is_set(&local_err)) {
-- 
1.8.2.3