security: remove dead hook task_setgid
Unused hook. Remove. Signed-off-by: Eric Paris <eparis@redhat.com> Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
16
kernel/sys.c
16
kernel/sys.c
@@ -491,10 +491,6 @@ SYSCALL_DEFINE2(setregid, gid_t, rgid, gid_t, egid)
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return -ENOMEM;
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old = current_cred();
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retval = security_task_setgid(rgid, egid, (gid_t)-1, LSM_SETID_RE);
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if (retval)
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goto error;
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retval = -EPERM;
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if (rgid != (gid_t) -1) {
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if (old->gid == rgid ||
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@@ -542,10 +538,6 @@ SYSCALL_DEFINE1(setgid, gid_t, gid)
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return -ENOMEM;
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old = current_cred();
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retval = security_task_setgid(gid, (gid_t)-1, (gid_t)-1, LSM_SETID_ID);
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if (retval)
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goto error;
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retval = -EPERM;
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if (capable(CAP_SETGID))
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new->gid = new->egid = new->sgid = new->fsgid = gid;
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@@ -776,10 +768,6 @@ SYSCALL_DEFINE3(setresgid, gid_t, rgid, gid_t, egid, gid_t, sgid)
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return -ENOMEM;
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old = current_cred();
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retval = security_task_setgid(rgid, egid, sgid, LSM_SETID_RES);
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if (retval)
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goto error;
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retval = -EPERM;
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if (!capable(CAP_SETGID)) {
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if (rgid != (gid_t) -1 && rgid != old->gid &&
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@@ -872,9 +860,6 @@ SYSCALL_DEFINE1(setfsgid, gid_t, gid)
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old = current_cred();
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old_fsgid = old->fsgid;
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if (security_task_setgid(gid, (gid_t)-1, (gid_t)-1, LSM_SETID_FS))
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goto error;
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if (gid == old->gid || gid == old->egid ||
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gid == old->sgid || gid == old->fsgid ||
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capable(CAP_SETGID)) {
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@@ -884,7 +869,6 @@ SYSCALL_DEFINE1(setfsgid, gid_t, gid)
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}
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}
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error:
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abort_creds(new);
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return old_fsgid;
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