From: Piotr Haber <phaber@broadcom.com>
Date: Wed, 3 Apr 2013 10:40:43 +0000 (+0200)
Subject: brcmfmac: avoid error output on header only packet
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=5cd02c7747596078e6b01f07f978fa8a10f4e9da;p=~shefty%2Frdma-dev.git

brcmfmac: avoid error output on header only packet

During SDIO layer flow control signalling firmware can issue
invalid packets. Prevent printing of parsing errors in such case.

Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c
index e224bcb9002..59c77aa3b95 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_cdc.c
@@ -303,8 +303,8 @@ int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
 
 	/* Pop BDC header used to convey priority for buses that don't */
 
-	if (pktbuf->len < BDC_HEADER_LEN) {
-		brcmf_err("rx data too short (%d < %d)\n",
+	if (pktbuf->len <= BDC_HEADER_LEN) {
+		brcmf_dbg(INFO, "rx data too short (%d <= %d)\n",
 			  pktbuf->len, BDC_HEADER_LEN);
 		return -EBADE;
 	}