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Diffstat (limited to 'ext/socket/unixsocket.c')
-rw-r--r--ext/socket/unixsocket.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/ext/socket/unixsocket.c b/ext/socket/unixsocket.c
index 84dcacd98db..75da9c1a78e 100644
--- a/ext/socket/unixsocket.c
+++ b/ext/socket/unixsocket.c
@@ -120,8 +120,10 @@ unix_path(VALUE sock)
if (NIL_P(fptr->pathv)) {
struct sockaddr_un addr;
socklen_t len = (socklen_t)sizeof(addr);
+ socklen_t len0 = len;
if (getsockname(fptr->fd, (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail(0);
+ if (len0 < len) len = len0;
fptr->pathv = rb_obj_freeze(rsock_unixpath_str(&addr, len));
}
return rb_str_dup(fptr->pathv);
@@ -424,11 +426,13 @@ unix_addr(VALUE sock)
rb_io_t *fptr;
struct sockaddr_un addr;
socklen_t len = (socklen_t)sizeof addr;
+ socklen_t len0 = len;
GetOpenFile(sock, fptr);
if (getsockname(fptr->fd, (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail("getsockname(2)");
+ if (len0 < len) len = len0;
return rsock_unixaddr(&addr, len);
}
@@ -450,11 +454,13 @@ unix_peeraddr(VALUE sock)
rb_io_t *fptr;
struct sockaddr_un addr;
socklen_t len = (socklen_t)sizeof addr;
+ socklen_t len0 = len;
GetOpenFile(sock, fptr);
if (getpeername(fptr->fd, (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail("getpeername(2)");
+ if (len0 < len) len = len0;
return rsock_unixaddr(&addr, len);
}