CVE-2024-42257 ext4: use memtostr_pad() for s_volume_name

In the Linux kernel, the following vulnerability has been resolved: ext4: use memtostrpad for svolumename As with the other strings in struct ext4superblock, svolumename is not NUL terminated. The other strings were marked in commit 072ebb3bffe6 "ext4: add nonstring annotations to ext4.h". Using...