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The following commit(s) were added to refs/heads/master by this push:
new c7386775a73 libc/netdb: avoid unnecessary DNS notify if nameserver
exists
c7386775a73 is described below
commit c7386775a7361380674a130ace6486a776e844bf
Author: daichuan <[email protected]>
AuthorDate: Fri Nov 15 17:18:59 2024 +0800
libc/netdb: avoid unnecessary DNS notify if nameserver exists
If the nameserver already exists, return directly without calling
dns_notify_nameserver to prevent cyclic notifications and high CPU usage.
Signed-off-by: daichuan <[email protected]>
---
libs/libc/netdb/lib_dnsaddserver.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/libs/libc/netdb/lib_dnsaddserver.c
b/libs/libc/netdb/lib_dnsaddserver.c
index b32d17ad4d4..4827ac0aa03 100644
--- a/libs/libc/netdb/lib_dnsaddserver.c
+++ b/libs/libc/netdb/lib_dnsaddserver.c
@@ -227,7 +227,9 @@ int dns_add_nameserver(FAR const struct sockaddr *addr,
socklen_t addrlen)
ret = OK;
}
- goto errout;
+ dns_unlock();
+ fclose(stream);
+ return ret;
}
#if CONFIG_NETDB_DNSSERVER_NAMESERVERS > 1
