Clean up.
For consistency, rewrite the IPv4 check to match the same style as the
new IPv6 check. Note that ipv4_is_loopback() is somewhat broader in
its interpretation of what is a loopback address than simply
"127.0.0.1".
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
include/linux/lockd/lockd.h | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 80d7e8a..aa6fe70 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -291,8 +291,11 @@ static inline struct inode *nlmsvc_file_inode(struct nlm_file *file)
static inline int __nlm_privileged_request4(const struct sockaddr *sap)
{
const struct sockaddr_in *sin = (struct sockaddr_in *)sap;
- return (sin->sin_addr.s_addr == htonl(INADDR_LOOPBACK)) &&
- (ntohs(sin->sin_port) < 1024);
+
+ if (ntohs(sin->sin_port) > 1023)
+ return 0;
+
+ return ipv4_is_loopback(sin->sin_addr.s_addr);
}
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
--
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