From: Bjørn Mork Date: Fri, 1 Nov 2013 10:16:56 +0000 (+0100) Subject: net: cdc_ncm: endian convert constants instead of variables X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=986e10d6718704fa96c8e59921727358917161ec;p=linux-beck.git net: cdc_ncm: endian convert constants instead of variables Converting the constants used in these comparisons at build time instead of converting the variables for every received frame at run time. Cc: Alexey Orishko Signed-off-by: Bjørn Mork Signed-off-by: David S. Miller --- diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index d49e4c5b292a..83e6d5ba962a 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -882,7 +882,7 @@ int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in) nth16 = (struct usb_cdc_ncm_nth16 *)skb_in->data; - if (le32_to_cpu(nth16->dwSignature) != USB_CDC_NCM_NTH16_SIGN) { + if (nth16->dwSignature != cpu_to_le32(USB_CDC_NCM_NTH16_SIGN)) { netif_dbg(dev, rx_err, dev->net, "invalid NTH16 signature <%#010x>\n", le32_to_cpu(nth16->dwSignature)); @@ -972,7 +972,7 @@ next_ndp: ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset); - if (le32_to_cpu(ndp16->dwSignature) != USB_CDC_NCM_NDP16_NOCRC_SIGN) { + if (ndp16->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)) { netif_dbg(dev, rx_err, dev->net, "invalid DPT16 signature <%#010x>\n", le32_to_cpu(ndp16->dwSignature));