diff --git a/[refs] b/[refs]
index 2663bfea570c..1f7940039075 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 94543a8d4fb302817014981489f15cb3b92ec3c2
+refs/heads/master: 4fc79db178f0a0ede479b4713e00df2d106028b3
diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/trunk/drivers/net/wireless/iwlwifi/dvm/debugfs.c
index 46782f1102ac..a47b306b522c 100644
--- a/trunk/drivers/net/wireless/iwlwifi/dvm/debugfs.c
+++ b/trunk/drivers/net/wireless/iwlwifi/dvm/debugfs.c
@@ -124,6 +124,9 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
 	const struct fw_img *img;
 	size_t bufsz;
 
+	if (!iwl_is_ready_rf(priv))
+		return -EAGAIN;
+
 	/* default is to dump the entire data segment */
 	if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
 		priv->dbgfs_sram_offset = 0x800000;