agl-compositor:Add NULL check after zalloc in screenshooter.c

There's no NULL check in zalloc.
xdg_output is alloced by zalloc.
Add a NULL check after zalloc and before use xdg_output.

Bug-AGL: SPEC-4178

Signed-off-by: ZhouMingying <zhoumy@cn.fujitsu.com>
Change-Id: Idc2e3fd6be823c063a84868ba37b26ffe90db6fc

diff --git a/clients/screenshooter.c b/clients/screenshooter.c
index 64dc76a..8c2b553 100644 (file)
--- a/clients/screenshooter.c
+++ b/clients/screenshooter.c
@@ -201,6 +201,8 @@ add_xdg_output_v1_info(struct screenshooter_data *shooter_data,
                        struct screenshooter_output *output)
 {
        struct xdg_output_v1_info *xdg_output = zalloc(sizeof(*xdg_output));
+       if (!xdg_output)
+               return;
 
        wl_list_insert(&shooter_data->xdg_output_list, &xdg_output->link);