Merge patch series "fix integer overflows in filesystem code"

This series from Timo tp Preißl <t.preissl@proton.me> fixes some
(potential) interger overflows in some filesystems by using
__builtin_XXX_overflow helps to catch issues.

Link: https://lore.kernel.org/r/20260109112428.262793-1-t.preissl@proton.me

diff --cc fs/ext4/ext4_write.c
Simple merge