Commit Diff

Commit:
688f70add0d1da8a416bf7df763328d694a24a3a
From:
Milos Nikic <nikic.milos@gmail.com>
Via:
Hiltjo Posthuma <hiltjo@codemadness.org>
Date:
Message:
st: guard tsetdirt() against zero-sized terminal tsetdirt() assumes term.row > 0. During early init or resize paths this may not hold, leading to out-of-bounds access. Bail out early if there are no rows.
Actions:
Patch | Tree
commit - 0723b7e39e73b2bcfce047b047f6e795d6184028
commit + 688f70add0d1da8a416bf7df763328d694a24a3a
blob - e55e7b33a16e35aa48f890a26ea11fbca4c9405d
blob + 6f40e35bc8585cda6584a26d37a44014cc56627c
--- st.c
+++ st.c
@@ -965,6 +965,9 @@ tsetdirt(int top, int bot)
 {
 	int i;
 
+	if (term.row <= 0)
+		return;
+
 	LIMIT(top, 0, term.row-1);
 	LIMIT(bot, 0, term.row-1);