diff --git a/bcmwl/src/wl/sys/wl_linux.c b/bcmwl/src/wl/sys/wl_linux.c

index 860b935..8823363 100644

--- a/bcmwl/src/wl/sys/wl_linux.c

+++ b/bcmwl/src/wl/sys/wl_linux.c

@@ -1635,8 +1635,13 @@ wl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)

 		goto done2;

 	}

+#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 9, 0))

 	if (segment_eq(get_fs(), KERNEL_DS))

 		buf = ioc.buf;

+#else

+	if (uaccess_kernel())

+		buf = ioc.buf;

+#endif

 	else if (ioc.buf) {

 		if (!(buf = (void *) MALLOC(wl->osh, MAX(ioc.len, WLC_IOCTL_MAXLEN)))) {