[2/5] bridge: fix string length warning
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Commit Message
Gcc-10 complains about possible string length overflow.
This can't happen Ethernet address format is always limited to
18 characters or less. Just resize the temp buffer.
Fixes: 70dfb0b8836d ("iplink: bridge: export bridge_id and designated_root")
Cc: nikolay@cumulusnetworks.com
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
ip/iplink_bridge.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
@@ -74,7 +74,7 @@ static void explain(void)
void br_dump_bridge_id(const struct ifla_bridge_id *id, char *buf, size_t len)
{
- char eaddr[32];
+ char eaddr[18];
ether_ntoa_r((const struct ether_addr *)id->addr, eaddr);
snprintf(buf, len, "%.2x%.2x.%s", id->prio[0], id->prio[1], eaddr);