From e32202eeae61c691fa505a724d99e9e670352af4 Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Tue, 14 Apr 2026 07:23:32 +1000
Subject: [PATCH] util: check for NULL on realloc in _infmask_ensure_size

And abort if that ever happens because it really shouldn't.

Part-of: <https://gitlab.freedesktop.org/libinput/libinput/-/merge_requests/1465>
---
 src/util-bits.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/util-bits.h b/src/util-bits.h
index 06b169ac..bf6a69f2 100644
--- a/src/util-bits.h
+++ b/src/util-bits.h
@@ -260,6 +260,8 @@ _nonnull_(1) static inline void _infmask_ensure_size(infmask_t *mask, unsigned i
 	size_t required = _infmask_size_for_bit(bit);
 	if (required > mask->nmasks) {
 		mask->mask = realloc(mask->mask, required * sizeof(bitmask_t));
+		if (!mask->mask)
+			abort();
 		/* Zero out the new memory */
 		for (size_t i = mask->nmasks; i < required; i++)
 			mask->mask[i] = bitmask_new();