i40e: avoid null pointer dereference

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In function i40e_debug_aq parameter desc is assumed to be
possibly NULL. Do not dereference it before checking the
value.

Fixes: f905dd62be ("i40e/i40evf: add max buf len to aq debug print helper")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

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Heinrich Schuchardt 2016-05-17 22:41:33 +02:00 • committed by Jeff Kirsher

parent d95a93a9b7

commit cd95672216

1 changed files with 3 additions and 1 deletions

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drivers/net/ethernet/intel/i40e/i40e_common.c

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