diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index deb0199fcf8c..244ba48cc304 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -1884,7 +1884,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
 		}
 
 		rd->len_left = rd->len;
-		/* read header first for unknow frame length */
+		/* read header first for unknown frame length */
 		sdio_claim_host(bus->sdiodev->func1);
 		if (!rd->len) {
 			ret = brcmf_sdiod_recv_buf(bus->sdiodev,