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grid_peek_cell can return NULL, so check for it. From Conor Taylor in

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GitHub issue 4848.
This commit is contained in:
nicm
2026-02-16 08:02:04 +00:00
parent 1f0c54f7ea
commit f218463976
2 changed files with 17 additions and 3 deletions
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6
grid.c
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@@ -1089,12 +1089,16 @@ grid_string_cells(struct grid *gd, u_int px, u_int py, u_int nx,
off = 0;
gl = grid_peek_line(gd, py);
if (gl == NULL) {
buf[0] = '\0';
return (buf);
}
if (flags & GRID_STRING_EMPTY_CELLS)
end = gl->cellsize;
else
end = gl->cellused;
for (xx = px; xx < px + nx; xx++) {
if (gl == NULL || xx >= end)
if (xx >= end)
break;
grid_get_cell(gd, xx, py, &gc);
if (gc.flags & GRID_FLAG_PADDING)