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- Back out the commit to make the linker_load_file() securelevel check

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made aware in jail environments.  Supposedly something is broken, so
  this should be backed out until further investigation proves otherwise,
  or a proper fix can be provided.
This commit is contained in:
arr 2002-03-22 04:56:09 +00:00
parent c260993d3b
commit fc49faf982
3 changed files with 6 additions and 16 deletions
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12
sys/kern/kern_linker.c
View File

@ -698,10 +698,10 @@ kldload(struct thread *td, struct kldload_args *uap)
td->td_retval[0] = -1;
mtx_lock(&Giant);
if (securelevel > 0) /* redundant, but that's OK */
return (EPERM);
if ((error = securelevel_gt(td->td_ucred, 0)) != 0)
goto out;
mtx_lock(&Giant);
if ((error = suser_xxx(td->td_ucred, NULL, 0)) != 0)
goto out;
@ -745,10 +745,10 @@ kldunload(struct thread *td, struct kldunload_args *uap)
linker_file_t lf;
int error = 0;
mtx_lock(&Giant);
if (securelevel > 0) /* redundant, but that's OK */
return (EPERM);
if ((error = securelevel_gt(td->td_ucred, 0)) != 0)
goto out;
mtx_lock(&Giant);
if ((error = suser_xxx(td->td_ucred, NULL, 0)) != 0)
goto out;

5
sys/kern/vfs_extattr.c
View File

@ -307,11 +307,6 @@ vfs_mount(td, fstype, fspath, fsflags, fsdata)
vput(vp);
return error;
}
error = securelevel_gt(td->td_ucred, 0);
if (error != 0) {
vput(vp);
return (EPERM);
}
error = linker_load_file(fstype, &lf);
if (error || lf == NULL) {
vput(vp);

5
sys/kern/vfs_syscalls.c
View File

@ -307,11 +307,6 @@ vfs_mount(td, fstype, fspath, fsflags, fsdata)
vput(vp);
return error;
}
error = securelevel_gt(td->td_ucred, 0);
if (error != 0) {
vput(vp);
return (EPERM);
}
error = linker_load_file(fstype, &lf);
if (error || lf == NULL) {
vput(vp);