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server: Fail to bind object when requested version is 0

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0 is not a valid version number for registry bind requests, so
let's check for it in registry_bind.

Signed-off-by: Derek Foreman <derekf@osg.samsung.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Bryce Harrington <bryce@osg.samsung.com>
This commit is contained in:
Derek Foreman 2016-01-14 13:33:52 -06:00 • committed by Bryce Harrington
parent 5ac34a1012
commit 0d56e380f6
1 changed files with 5 additions and 0 deletions
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5
src/wayland-server.c
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@ -730,6 +730,11 @@ registry_bind(struct wl_client *client,
wl_resource_post_error(resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"invalid global %s (%d)", interface, name);
else if (version == 0)
wl_resource_post_error(resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"invalid version for global %s (%d): 0 is not a valid version",
interface, name);
else if (global->version < version)
wl_resource_post_error(resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,