[PATCH] osmo-ttcn3-hacks[master]: BSSMAP_Emulation: handle zero-length L3 Info in f_bssap_l3_i...

[Harald Welte]

Review at  https://gerrit.osmocom.org/7372

BSSMAP_Emulation: handle zero-length L3 Info in f_bssap_l3_is_rr()

Change-Id: I5666911d67388347d04724635cf6f56e164a82f8
---
M library/BSSMAP_Emulation.ttcn
1 file changed, 3 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/72/7372/1

diff --git a/library/BSSMAP_Emulation.ttcn b/library/BSSMAP_Emulation.ttcn
index 5f8fe4f..2d9effc 100644
--- a/library/BSSMAP_Emulation.ttcn
+++ b/library/BSSMAP_Emulation.ttcn
@@ -464,6 +464,9 @@
 		return false;
 	}
 	var octetstring l3v := valueof(l3);
+	if (lengthof(l3v) < 1) {
+		return false;
+	}
 	/* lower 4 bits of first octet are protocol discriminator */
 	if ((oct2bit(l3v[0]) and4b '00001111'B) == '00000110'B) {
 		return true;

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I5666911d67388347d04724635cf6f56e164a82f8
Gerrit-PatchSet: 1
Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>