On Tue, Apr 08, 2025 at 06:33:53AM +0100, Phillip Lougher wrote: > Hi, > > A recent (post 6.14) change to the kernel means sb_min_blocksize() can now fail, > and any filesystem which doesn't check the result may behave unexpectedly as a > result. This change has recently affected Squashfs, and checking the kernel code, > a number of other filesystems including isofs, gfs2, exfat, fat and xfs do not > check the result. This is a courtesy email to warn others of this change. > > The following emails give the relevant details. > > https://lore.kernel.org/all/2a13ea1c-08df-4807-83d4-241831b7a2ec@xxxxxxxxxxxxxxx/ > https://lore.kernel.org/all/129d4f39-6922-44e9-8b1c-6455ee564dda@xxxxxxxxxxxxxxx/ > > Regards > > Phillip this would be a good time to use __must_check
