diff --git a/init/Kconfig b/init/Kconfig index d24cc75caf65a03d5b61e8dee89ecf6c5b2c1770..b5dff4d1e1ded461decce3ce227b0baef569b9a4 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -865,8 +865,6 @@ config UIDGID_CONVERTED # List of kernel pieces that need user namespace work # Features - depends on MIGRATION = n - depends on NUMA = n depends on SYSVIPC = n depends on IMA = n depends on EVM = n diff --git a/mm/mempolicy.c b/mm/mempolicy.c index cfb6c8678754fdb3baf411e2331e87ea64766fb2..7b44fc8ec99c6e55d69db3251514d0344a931e1b 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -1334,8 +1334,8 @@ SYSCALL_DEFINE4(migrate_pages, pid_t, pid, unsigned long, maxnode, * userid as the target process. */ tcred = __task_cred(task); - if (cred->euid != tcred->suid && cred->euid != tcred->uid && - cred->uid != tcred->suid && cred->uid != tcred->uid && + if (!uid_eq(cred->euid, tcred->suid) && !uid_eq(cred->euid, tcred->uid) && + !uid_eq(cred->uid, tcred->suid) && !uid_eq(cred->uid, tcred->uid) && !capable(CAP_SYS_NICE)) { rcu_read_unlock(); err = -EPERM; diff --git a/mm/migrate.c b/mm/migrate.c index 51c08a0c6f68ac6e78d09568bd270ad95aac7622..1cf5252c3b9948e580e4b1bc16290f8dfe893943 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -1371,8 +1371,8 @@ SYSCALL_DEFINE6(move_pages, pid_t, pid, unsigned long, nr_pages, * userid as the target process. */ tcred = __task_cred(task); - if (cred->euid != tcred->suid && cred->euid != tcred->uid && - cred->uid != tcred->suid && cred->uid != tcred->uid && + if (!uid_eq(cred->euid, tcred->suid) && !uid_eq(cred->euid, tcred->uid) && + !uid_eq(cred->uid, tcred->suid) && !uid_eq(cred->uid, tcred->uid) && !capable(CAP_SYS_NICE)) { rcu_read_unlock(); err = -EPERM;