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* [Qemu-devel] [PATCH] block/nfs: Check for NULL server part
@ 2014-05-05 18:27 Max Reitz
  2014-05-06 11:33 ` Stefan Hajnoczi
  0 siblings, 1 reply; 2+ messages in thread
From: Max Reitz @ 2014-05-05 18:27 UTC (permalink / raw)
  To: qemu-devel; +Cc: Kevin Wolf, Peter Lieven, Stefan Hajnoczi, Max Reitz

After the URL has been parsed make sure the server part is valid in
order to avoid a segmentation fault when calling nfs_mount().

Signed-off-by: Max Reitz <mreitz@redhat.com>
---
 block/nfs.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/block/nfs.c b/block/nfs.c
index 9fa831f..539bd95 100644
--- a/block/nfs.c
+++ b/block/nfs.c
@@ -256,6 +256,10 @@ static int64_t nfs_client_open(NFSClient *client, const char *filename,
         error_setg(errp, "Invalid URL specified");
         goto fail;
     }
+    if (!uri->server) {
+        error_setg(errp, "Invalid URL specified");
+        goto fail;
+    }
     strp = strrchr(uri->path, '/');
     if (strp == NULL) {
         error_setg(errp, "Invalid URL specified");
-- 
1.9.2

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [Qemu-devel] [PATCH] block/nfs: Check for NULL server part
  2014-05-05 18:27 [Qemu-devel] [PATCH] block/nfs: Check for NULL server part Max Reitz
@ 2014-05-06 11:33 ` Stefan Hajnoczi
  0 siblings, 0 replies; 2+ messages in thread
From: Stefan Hajnoczi @ 2014-05-06 11:33 UTC (permalink / raw)
  To: Max Reitz; +Cc: Kevin Wolf, Peter Lieven, qemu-devel

On Mon, May 05, 2014 at 08:27:49PM +0200, Max Reitz wrote:
> After the URL has been parsed make sure the server part is valid in
> order to avoid a segmentation fault when calling nfs_mount().
> 
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> ---
>  block/nfs.c | 4 ++++
>  1 file changed, 4 insertions(+)

Thanks, applied to my block tree:
https://github.com/stefanha/qemu/commits/block

Stefan

^ permalink raw reply	[flat|nested] 2+ messages in thread

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