Yongpeng Yang f2e52a9d10 exfat: check return value of sb_min_blocksize in exfat_read_boot_sector ...

commit f2c1f63163 upstream.

sb_min_blocksize() may return 0. Check its return value to avoid
accessing the filesystem super block when sb->s_blocksize is 0.

Cc: stable@vger.kernel.org # v6.15
Fixes: 719c1e1829 ("exfat: add super block operations")
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Yongpeng Yang <yangyongpeng@xiaomi.com>
Link: https://patch.msgid.link/20251104125009.2111925-3-yangyongpeng.storage@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2025-12-07 06:09:30 +09:00

..

balloc.c

exfat: fix soft lockup in exfat_clear_bitmap

2025-03-13 12:51:07 +01:00

cache.c

…

dir.c

exfat: fix the infinite loop in exfat_readdir()

2025-01-23 17:15:48 +01:00

exfat_fs.h

exfat: fix soft lockup in exfat_clear_bitmap

2025-03-13 12:51:07 +01:00

exfat_raw.h

…

fatent.c

exfat: limit log print for IO error

2025-12-07 06:09:24 +09:00

file.c

…

inode.c

…

Kconfig

…

Makefile

…

misc.c

…

namei.c

…

nls.c

exfat: fix double free in delayed_free

2025-06-27 11:05:28 +01:00

super.c

exfat: check return value of sb_min_blocksize in exfat_read_boot_sector

2025-12-07 06:09:30 +09:00