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shell: Fix a potential NULL pointer dereference

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get_shell_surface() may return NULL. Found by scan-build.
This commit is contained in:
Philip Withnall 2013-11-25 18:01:45 +00:00 committed by Kristian Høgsberg
parent 648a4dd3ec
commit 2c3849be91
1 changed files with 2 additions and 1 deletions
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3
src/shell.c
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@ -1373,7 +1373,8 @@ take_surface_to_workspace_by_seat(struct desktop_shell *shell,
workspace_has_only(to, surface))
update_workspace(shell, index, from, to);
else {
if (wl_list_empty(&shsurf->workspace_transform.link))
if (shsurf != NULL &&
wl_list_empty(&shsurf->workspace_transform.link))
wl_list_insert(&shell->workspaces.anim_sticky_list,
&shsurf->workspace_transform.link);