| Message ID | 1509033092-1887-5-git-send-email-michael.chan@broadcom.com |
|---|---|
| State | Accepted, archived |
| Delegated to: | David Miller |
| Headers | show |
| Series | bnxt_en: Updates for net-next. | expand |
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 3cbe771..85be1cb 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1773,6 +1773,9 @@ static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset, dma_addr_t dma_handle; struct hwrm_nvm_read_input req = {0}; + if (!length) + return -EINVAL; + buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle, GFP_KERNEL); if (!buf) {
Return -EINVAL if the length is zero and not proceed to do essentially nothing. Signed-off-by: Michael Chan <michael.chan@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 3 +++ 1 file changed, 3 insertions(+)