Reported by Address Sanitizer.
Indirect leak of 1024 byte(s) in 1 object(s) allocated from:
#0 0x7fe09d3bfe70 in __interceptor_malloc (/usr/lib64/libasan.so.4+0xe0e70)
#1 0x8759be in xmalloc__ lib/util.c:140
#2 0x875a9a in xmalloc lib/util.c:175
#3 0x7ba0d2 in ofpbuf_init lib/ofpbuf.c:141
#4 0x7ba1d6 in ofpbuf_new lib/ofpbuf.c:169
#5 0x9057f9 in nl_sock_transact lib/netlink-socket.c:1113
#6 0x907a7e in nl_transact lib/netlink-socket.c:1817
#7 0x8b5abe in dpif_netlink_dp_transact lib/dpif-netlink.c:5007
#8 0x89a6b5 in dpif_netlink_open lib/dpif-netlink.c:398
#9 0x5de16f in do_open lib/dpif.c:348
#10 0x5de69a in dpif_open lib/dpif.c:393
#11 0x5de71f in dpif_create_and_open lib/dpif.c:419
#12 0x47b918 in open_dpif_backer ofproto/ofproto-dpif.c:764
#13 0x483e4a in construct ofproto/ofproto-dpif.c:1658
#14 0x441644 in ofproto_create ofproto/ofproto.c:556
#15 0x40ba5a in bridge_reconfigure vswitchd/bridge.c:885
#16 0x41f1a9 in bridge_run vswitchd/bridge.c:3313
#17 0x42d4fb in main vswitchd/ovs-vswitchd.c:132
#18 0x7fe09cc03c86 in __libc_start_main (/usr/lib64/libc.so.6+0x25c86)
Fixes: b841e3cd4a28 ("dpif-netlink: Fix feature negotiation for older kernels.")
Signed-off-by: Yunjian Wang <[email protected]>
---
lib/dpif-netlink.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/lib/dpif-netlink.c b/lib/dpif-netlink.c
index de0711277..82801640c 100644
--- a/lib/dpif-netlink.c
+++ b/lib/dpif-netlink.c
@@ -428,6 +428,7 @@ dpif_netlink_open(const struct dpif_class *class
OVS_UNUSED, const char *name,
error = open_dpif(&dp, dpifp);
dpif_netlink_set_features(*dpifp, OVS_DP_F_TC_RECIRC_SHARING);
} else {
+ ofpbuf_delete(buf);
VLOG_INFO("Kernel does not correctly support feature negotiation. "
"Using standard features.");
dp_request.cmd = OVS_DP_CMD_SET;
--
2.27.0
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