Files
linux/lib
Bradley Morgan c04cffb8c5 lib/string: fix memchr_inv() for large ranges
memchr_inv() takes a size_t length but counts 8 byte words in an unsigned
int.  At 32GiB that count wraps, so the scan can quietly miss most of the
range.

Use size_t for the word count.

Link: https://lore.kernel.org/20260621121133.16460-1-include@grrlz.net
Fixes: 798248206b ("lib/string.c: introduce memchr_inv()")
Signed-off-by: Bradley Morgan <include@grrlz.net>
Cc: Akinbou Mita <akinobu.mita@gmail.com>
Cc: Andy Shevchenko <andy@kernel.org>
Cc: Christoph Lameer <cl@linux-foundation.org>
Cc: Joern Engel <joern@logfs.org>
Cc: Kees Cook <kees@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2026-08-03 21:10:06 -07:00
..
2025-03-16 22:30:49 -07:00
2025-04-11 17:32:37 -07:00
2026-03-05 22:16:08 -05:00
2021-08-19 09:02:55 +09:00
2023-02-02 22:50:01 -08:00
2023-02-02 22:50:01 -08:00
2021-01-03 20:05:18 -05:00
2021-08-19 09:02:55 +09:00
2024-10-14 16:33:24 -05:00
2026-01-11 06:09:11 -10:00
2026-02-27 16:40:16 +01:00
2021-07-08 11:48:20 -07:00
2021-06-18 11:43:09 +02:00
2026-03-24 13:39:53 -04:00
2025-03-25 10:18:31 -03:00
2026-04-18 00:10:48 -07:00
2024-12-09 13:48:29 -08:00
2025-09-13 16:54:46 -07:00