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ixgbe: fix use of uninitialized padding

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This patch is resolving Coverity hits where padding in a structure could
be used uninitialized.

- Initialize fwd_cmd.pad/2 before ixgbe_calculate_checksum()

- Initialize buffer.pad2/3 before ixgbe_hic_unlocked()

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Emil Tantilov 2017-09-11 14:21:31 -07:00 • committed by Jeff Kirsher
parent 86e2349422
commit dcfd6b839c
2 changed files with 4 additions and 2 deletions
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4
drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
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@ -3800,10 +3800,10 @@ s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
fw_cmd.ver_build = build;
fw_cmd.ver_sub = sub;
fw_cmd.hdr.checksum = 0;
fw_cmd.hdr.checksum = ixgbe_calculate_checksum((u8 *)&fw_cmd,
(FW_CEM_HDR_LEN + fw_cmd.hdr.buf_len));
fw_cmd.pad = 0;
fw_cmd.pad2 = 0;
fw_cmd.hdr.checksum = ixgbe_calculate_checksum((u8 *)&fw_cmd,
(FW_CEM_HDR_LEN + fw_cmd.hdr.buf_len));
for (i = 0; i <= FW_CEM_MAX_RETRIES; i++) {
ret_val = ixgbe_host_interface_command(hw, &fw_cmd,