On 09/04/2015 05:04 AM, Bharata B Rao wrote:
> From: Bharata B Rao <bhar...@linux.vnet.ibm.com>
>
> dlpar_cpu_probe() should release the acquired DRC if configure_connector
> call fails.
>
> Signed-off-by: Bharata B Rao <bhar...@linux.vnet.ibm.com>
> Cc: Nathan Fontenot <nf...@linux.vnet.ibm.com>
Reviewed-by: Nathan Fontenot <nf...@linux.vnet.ibm.com>
> ---
> arch/powerpc/platforms/pseries/dlpar.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/platforms/pseries/dlpar.c
> b/arch/powerpc/platforms/pseries/dlpar.c
> index 47d9cebe..db17827 100644
> --- a/arch/powerpc/platforms/pseries/dlpar.c
> +++ b/arch/powerpc/platforms/pseries/dlpar.c
> @@ -422,8 +422,10 @@ static ssize_t dlpar_cpu_probe(const char *buf, size_t
> count)
>
> dn = dlpar_configure_connector(cpu_to_be32(drc_index), parent);
> of_node_put(parent);
> - if (!dn)
> + if (!dn) {
> + dlpar_release_drc(drc_index);
> return -EINVAL;
> + }
>
> rc = dlpar_attach_node(dn);
> if (rc) {
>
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