i40e: prevent null pointer exception in dump descriptor

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Check that rings were allocated before trying to reference them.

Change-Id: I33151e55ab7a7a305fecdb88ccb2709ac246b7c7
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

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Shannon Nelson 2013-11-26 10:49:26 +00:00 • committed by Jeff Kirsher

parent 3753cb240b

commit 29d0790ef3

1 changed files with 6 additions and 0 deletions

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drivers/net/ethernet/intel/i40e/i40e_debugfs.c

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