Change in osmocom-bb[master]: layer23/l1ctl.c: fix: verify msg length against l1ctl_hdr

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Vadim Yanitskiy gerrit-no-reply at lists.osmocom.org
Wed Oct 3 12:47:25 UTC 2018


Vadim Yanitskiy has uploaded this change for review. ( https://gerrit.osmocom.org/11216


Change subject: layer23/l1ctl.c: fix: verify msg length against l1ctl_hdr
......................................................................

layer23/l1ctl.c: fix: verify msg length against l1ctl_hdr

In l1ctl_recv() we actually expect to 'see' the L1CTL header
instead of the DL info header. Let's fix this.

Change-Id: Ic7d017bef04f3c186565d5dade36959df1019bd8
---
M src/host/layer23/src/common/l1ctl.c
1 file changed, 1 insertion(+), 2 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmocom-bb refs/changes/16/11216/1

diff --git a/src/host/layer23/src/common/l1ctl.c b/src/host/layer23/src/common/l1ctl.c
index 39b7f3c..9a3bc0e 100644
--- a/src/host/layer23/src/common/l1ctl.c
+++ b/src/host/layer23/src/common/l1ctl.c
@@ -873,9 +873,8 @@
 {
 	int rc = 0;
 	struct l1ctl_hdr *l1h;
-	struct l1ctl_info_dl *dl;
 
-	if (msgb_l2len(msg) < sizeof(*dl)) {
+	if (msgb_l2len(msg) < sizeof(*l1h)) {
 		LOGP(DL1C, LOGL_ERROR, "Short Layer2 message: %u\n",
 			msgb_l2len(msg));
 		msgb_free(msg);

-- 
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Gerrit-Project: osmocom-bb
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: Ic7d017bef04f3c186565d5dade36959df1019bd8
Gerrit-Change-Number: 11216
Gerrit-PatchSet: 1
Gerrit-Owner: Vadim Yanitskiy <axilirator at gmail.com>
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