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Commit 999b315d authored by Michal Kosiarz's avatar Michal Kosiarz Committed by Jeff Kirsher
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i40e: Fix for division by zero 



For some cases when reading from device are incorrect or image is
incorrect, this part of code causes crash due to division by zero.

Change-ID: I8961029a7a87b0a479995823ef8fcbf6471405e1
Signed-off-by: default avatarMichal Kosiarz <michal.kosiarz@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 13fd3f9c

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

+4 −2
Original line number Diff line number Diff line
@@ -3313,8 +3313,10 @@ static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff, 
	/* partition id is 1-based, and functions are evenly spread

	 * across the ports as partitions

	 */

	if (hw->num_ports != 0) {

		hw->partition_id = (hw->pf_id / hw->num_ports) + 1;

		hw->num_partitions = num_functions / hw->num_ports;

	}



	/* additional HW specific goodies that might

	 * someday be HW version specific