i40e: don't allocate zero size
Shockingly, the compiler didn't flag this uninitialized variable. This fixes a potential memory corruption condition where ARQ messages are written to random memory locations. Change-Id: Iac82f4562d2bf3f42df3f3b2163d9cbed2160135 Signed-off-by: Mitch Williams <mitch.a.williams@intel.com> Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Sibai Li <sibai.li@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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@ -4492,6 +4492,7 @@ static void i40e_clean_adminq_subtask(struct i40e_pf *pf)
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if (!test_bit(__I40E_ADMINQ_EVENT_PENDING, &pf->state))
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return;
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event.msg_size = I40E_MAX_AQ_BUF_SIZE;
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event.msg_buf = kzalloc(event.msg_size, GFP_KERNEL);
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if (!event.msg_buf)
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return;
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