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authorUlrich Drepper <drepper@redhat.com>2005-11-22 04:39:40 +0000
committerUlrich Drepper <drepper@redhat.com>2005-11-22 04:39:40 +0000
commit15a493c3b7ca29256bab871018a51673c26471ba (patch)
tree79a122d7618f62b6d4feb8c9a0e67400c1c3fff5 /sunrpc
parent24eb8658395728273ccd98dfd2e93d6b3d493110 (diff)
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* sunrpc/bindrsvprt.c (bindresvport): Wrap around to startport
in the loop if port is bigger than endport, initially set to ENDPORT. When changing startport, set endport and port appropriately.
Diffstat (limited to 'sunrpc')
-rw-r--r--sunrpc/bindrsvprt.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/sunrpc/bindrsvprt.c b/sunrpc/bindrsvprt.c
index f58d3b2..023ae17 100644
--- a/sunrpc/bindrsvprt.c
+++ b/sunrpc/bindrsvprt.c
@@ -74,14 +74,13 @@ bindresvport (int sd, struct sockaddr_in *sin)
int res = -1;
int nports = ENDPORT - startport + 1;
+ int endport = ENDPORT;
again:
for (i = 0; i < nports; ++i)
{
sin->sin_port = htons (port++);
- if (port > ENDPORT)
- {
- port = startport;
- }
+ if (port > endport)
+ port = startport;
res = __bind (sd, sin, sizeof (struct sockaddr_in));
if (res >= 0 || errno != EADDRINUSE)
break;
@@ -90,7 +89,9 @@ bindresvport (int sd, struct sockaddr_in *sin)
if (i == nports && startport != LOWPORT)
{
startport = LOWPORT;
+ endport = STARTPORT - 1;
nports = STARTPORT - LOWPORT;
+ port = LOWPORT + port % (STARTPORT - LOWPORT);
goto again;
}