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    Subject[patch 62/76] SCSI: mpt fusion: dont oops if NumPhys==0
    -stable review patch.  If anyone has any objections, please let us know.
    ---------------------

    From: Krzysztof Oledzki <olel@ans.pl>

    Don't oops if NumPhys==0, instead return -ENODEV.
    This patch fixes http://bugzilla.kernel.org/show_bug.cgi?id=9909

    Signed-off-by: Krzysztof Piotr Oledzki <ole@ans.pl>
    Acked-by: Eric Moore <Eric.Moore@lsi.com>
    Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
    Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
    Signed-off-by: Chris Wright <chrisw@sous-sol.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
    ---
    drivers/message/fusion/mptsas.c | 5 +++++
    1 file changed, 5 insertions(+)

    --- a/drivers/message/fusion/mptsas.c
    +++ b/drivers/message/fusion/mptsas.c
    @@ -1699,6 +1699,11 @@ mptsas_sas_expander_pg0(MPT_ADAPTER *ioc
    if (error)
    goto out_free_consistent;

    + if (!buffer->NumPhys) {
    + error = -ENODEV;
    + goto out_free_consistent;
    + }
    +
    /* save config data */
    port_info->num_phys = buffer->NumPhys;
    port_info->phy_info = kcalloc(port_info->num_phys,
    --


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