diff options
| -rw-r--r-- | arch/powerpc/platforms/pseries/plpks.c | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/arch/powerpc/platforms/pseries/plpks.c b/arch/powerpc/platforms/pseries/plpks.c index e8c02735b702..4edd1585e245 100644 --- a/arch/powerpc/platforms/pseries/plpks.c +++ b/arch/powerpc/platforms/pseries/plpks.c @@ -354,22 +354,24 @@ static int plpks_read_var(u8 consumer, struct plpks_var *var) { unsigned long retbuf[PLPAR_HCALL_BUFSIZE] = { 0 }; struct plpks_auth *auth; - struct label *label; + struct label *label = NULL; u8 *output; int rc; if (var->namelen > MAX_NAME_SIZE) return -EINVAL; - auth = construct_auth(PKS_OS_OWNER); + auth = construct_auth(consumer); if (IS_ERR(auth)) return PTR_ERR(auth); - label = construct_label(var->component, var->os, var->name, - var->namelen); - if (IS_ERR(label)) { - rc = PTR_ERR(label); - goto out_free_auth; + if (consumer == PKS_OS_OWNER) { + label = construct_label(var->component, var->os, var->name, + var->namelen); + if (IS_ERR(label)) { + rc = PTR_ERR(label); + goto out_free_auth; + } } output = kzalloc(maxobjsize, GFP_KERNEL); @@ -378,9 +380,15 @@ static int plpks_read_var(u8 consumer, struct plpks_var *var) goto out_free_label; } - rc = plpar_hcall(H_PKS_READ_OBJECT, retbuf, virt_to_phys(auth), - virt_to_phys(label), label->size, virt_to_phys(output), - maxobjsize); + if (consumer == PKS_OS_OWNER) + rc = plpar_hcall(H_PKS_READ_OBJECT, retbuf, virt_to_phys(auth), + virt_to_phys(label), label->size, virt_to_phys(output), + maxobjsize); + else + rc = plpar_hcall(H_PKS_READ_OBJECT, retbuf, virt_to_phys(auth), + virt_to_phys(var->name), var->namelen, virt_to_phys(output), + maxobjsize); + if (rc != H_SUCCESS) { rc = pseries_status_to_err(rc); |