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-rw-r--r--print-mobility.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/print-mobility.c b/print-mobility.c
index 61768a9e..6ad7c718 100644
--- a/print-mobility.c
+++ b/print-mobility.c
@@ -124,7 +124,7 @@ mobility_opt_print(netdissect_options *ndo,
else {
if (i + 1 < len) {
ND_TCHECK_1(bp + i + 1);
- optlen = bp[i + 1] + 2;
+ optlen = EXTRACT_U_1(bp + i + 1) + 2;
}
else
goto trunc;