diff --git a/kernel/sys.c b/kernel/sys.c index 9dbcbbcce153..c762eebdebf7 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1277,7 +1277,7 @@ int do_setrlimit(struct task_struct *tsk, unsigned int resource, struct rlimit *new_rlim) { struct rlimit *old_rlim; - int retval; + int retval = 0; if (resource >= RLIM_NLIMITS) return -EINVAL; @@ -1293,9 +1293,14 @@ int do_setrlimit(struct task_struct *tsk, unsigned int resource, goto out; } - retval = security_task_setrlimit(tsk->group_leader, resource, new_rlim); - if (retval) - goto out; + old_rlim = tsk->signal->rlim + resource; + task_lock(tsk->group_leader); + if (new_rlim->rlim_max > old_rlim->rlim_max && + !capable(CAP_SYS_RESOURCE)) + retval = -EPERM; + if (!retval) + retval = security_task_setrlimit(tsk->group_leader, resource, + new_rlim); if (resource == RLIMIT_CPU && new_rlim->rlim_cur == 0) { /* @@ -1307,12 +1312,7 @@ int do_setrlimit(struct task_struct *tsk, unsigned int resource, new_rlim->rlim_cur = 1; } - old_rlim = tsk->signal->rlim + resource; - task_lock(tsk->group_leader); - if (new_rlim->rlim_max > old_rlim->rlim_max && - !capable(CAP_SYS_RESOURCE)) - retval = -EPERM; - else + if (!retval) *old_rlim = *new_rlim; task_unlock(tsk->group_leader);