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-rw-r--r--samples/pktgen/functions.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/samples/pktgen/functions.sh b/samples/pktgen/functions.sh
index 933194257a24..dd4e53ae9b73 100644
--- a/samples/pktgen/functions.sh
+++ b/samples/pktgen/functions.sh
@@ -191,7 +191,7 @@ function extend_addr6()
fi
# if shrink '::' occurs multiple, it's malformed.
- shrink=( $(egrep -o "$sep{2,}" <<< $addr) )
+ shrink=( $(grep -E -o "$sep{2,}" <<< $addr) )
if [[ ${#shrink[@]} -ne 0 ]]; then
if [[ ${#shrink[@]} -gt 1 || ( ${shrink[0]} != $sep2 ) ]]; then
err 5 "Invalid IP6 address: $1"