ip_tests.sh: Improve grep count

Some systems have already defined another route with src 127.0.0.1, therefore more exact pattern is needed. Also 1) escape '.' (dot) in regex 2) use '-q' instead of redirecting stdout to /dev/null. Link: https://lore.kernel.org/ltp/[email protected]/ Reported-by: Petr Cervinka <[email protected]> Reviewed-by: Avinesh Kumar <[email protected]> Reviewed-by: Wei Gao <[email protected]> Signed-off-by: Petr Vorel <[email protected]>
linux-test-project · Dec 19, 2024 · 57fb6b2 · 57fb6b2
1 parent 9c38a4e
commit 57fb6b2
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/testcases/network/iproute/ip_tests.sh b/testcases/network/iproute/ip_tests.sh
@@ -179,7 +179,7 @@ test5()
 $ip4_addr via 127.0.0.1 dev lo
 	EOF
 
-	ip route show | grep "$ip4_addr via 127.0.0.1 dev lo" > tst_ip.out 2>&1
+	ip route show | grep "$ip4_addr via 127\.0\.0\.1 dev lo" > tst_ip\.out 2>&1
 	if [ $? -ne 0 ]; then
 		tst_res TFAIL "'ip route show' command failed"
 		return
@@ -195,7 +195,7 @@ $ip4_addr via 127.0.0.1 dev lo
 
 	ROD ip route del $ip4_addr via 127.0.0.1
 
-	ip route show | grep 127.0.0.1 > /dev/null
+	ip route show | grep -q "$ip4_addr via 127\.0\.0\.1 dev lo"
 	if [ $? -eq 0 ]; then
 		tst_res TFAIL "route not deleted"
 		return