cosmetic: fix whitespace

Change-Id: I45bbe4d3c69d573aaff010d16f338c7ec3eaf08a
diff --git a/src/tbf_ul.cpp b/src/tbf_ul.cpp
index e4f0083..3fa8009 100644
--- a/src/tbf_ul.cpp
+++ b/src/tbf_ul.cpp
@@ -395,7 +395,7 @@
 		m_llc.reset_frame_space();
 		return -EIO;
 	}
-	
+
 	llc_pdu = msgb_alloc_headroom(msg_len, msg_len,"llc_pdu");
 	uint8_t *buf = msgb_push(llc_pdu, TL16V_GROSS_LEN(sizeof(uint8_t)*m_llc.frame_length()));
 	tl16v_put(buf, BSSGP_IE_LLC_PDU, sizeof(uint8_t)*m_llc.frame_length(), m_llc.frame);