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authorUlrich Drepper <drepper@redhat.com>2003-03-29 09:24:03 +0000
committerUlrich Drepper <drepper@redhat.com>2003-03-29 09:24:03 +0000
commitea473bad4c98d8e36cd510ba117d8fd7ab623c85 (patch)
tree3cab8a02ee38c0ba230236be0147961102029070 /sysdeps
parentcc4f0dde8880d12a99e470b51e788bd575ec17c5 (diff)
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Update.
2003-03-29 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/ifaddrs.c (getifaddrs): Avoid netlink_open calls if netlink is known to not be available.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/unix/sysv/linux/ifaddrs.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/sysdeps/unix/sysv/linux/ifaddrs.c b/sysdeps/unix/sysv/linux/ifaddrs.c
index 3921c40..f4f8606 100644
--- a/sysdeps/unix/sysv/linux/ifaddrs.c
+++ b/sysdeps/unix/sysv/linux/ifaddrs.c
@@ -43,9 +43,13 @@
#if __ASSUME_NETLINK_SUPPORT == 0
static int no_netlink_support;
-#define getifaddrs fallback_getifaddrs
-#include "sysdeps/gnu/ifaddrs.c"
-#undef getifaddrs
+# define getifaddrs fallback_getifaddrs
+# include "sysdeps/gnu/ifaddrs.c"
+# undef getifaddrs
+
+#else
+
+# define no_netlink_support 0
#endif
@@ -292,7 +296,7 @@ getifaddrs (struct ifaddrs **ifap)
if (ifap)
*ifap = NULL;
- if (netlink_open (&nh) < 0)
+ if (! no_netlink_support && netlink_open (&nh) < 0)
{
#if __ASSUME_NETLINK_SUPPORT == 0
no_netlink_support = 1;