ixgbe: Return error on failure to allocate mac_table
Add a check to make certain mac_table was actually allocated and is not NULL. If it is NULL return -ENOMEM and allow the probe routine to fail rather then causing a NULL pointer dereference further down the line. Signed-off-by: Alexander Duyck <aduyck@mirantis.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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