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Don't segfaut when the parent of the layout cell is NULL, from Thomas Adam.

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This commit is contained in:
nicm
2014-03-31 21:41:07 +00:00
parent 46593e7aa2
commit 1704d4a6b7
1 changed files with 8 additions and 4 deletions
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12
window.c
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@@ -423,10 +423,15 @@ window_pane_active_set(struct window_pane *wp, struct window_pane *nextwp)
void
window_pane_active_lost(struct window_pane *wp, struct window_pane *nextwp)
{
struct layout_cell *lc, *lc2;
struct layout_cell *lc, *lc2, *lcparent;
/* Get the parent cell. */
lcparent = nextwp->layout_cell->parent;
if (lcparent == NULL)
return;
/* Save the target pane in its parent. */
nextwp->layout_cell->parent->lastwp = nextwp;
lcparent->lastwp = nextwp;
/*
* Save the source pane in all of its parents up to, but not including,
@@ -435,8 +440,7 @@ window_pane_active_lost(struct window_pane *wp, struct window_pane *nextwp)
if (wp == NULL)
return;
for (lc = wp->layout_cell->parent; lc != NULL; lc = lc->parent) {
lc2 = nextwp->layout_cell->parent;
for (; lc2 != NULL; lc2 = lc2->parent) {
for (lc2 = lcparent; lc2 != NULL; lc2 = lc2->parent) {
if (lc == lc2)
return;
}