[dm-devel] [Bug 177035] upstream fix

[Christophe Varoqui <christophe varoqui free fr>]

Hello,

here is the upstream patch I just merge for Redhat Bug 177035.
Upstream was vulnerable to 1 out of the 3 flaws spoted by Kiyoshi Ueda.

Regards,
cvaroqui

diff --git a/libmultipath/alias.c b/libmultipath/alias.c
--- a/libmultipath/alias.c
+++ b/libmultipath/alias.c
@@ -106,7 +106,8 @@ lock_bindings_file(int fd)

        if (err) {
                if (errno != EINTR)
-                       condlog(0, "Cannot lock bindings file : %s");
+                       condlog(0, "Cannot lock bindings file : %s",
+                                       strerror(errno));
                else
                        condlog(0, "Bindings file is locked. Giving
up.");
        }
diff --git a/libmultipath/debug.h b/libmultipath/debug.h
--- a/libmultipath/debug.h
+++ b/libmultipath/debug.h
@@ -1,4 +1,5 @@
-void dlog (int sink, int prio, char * fmt, ...);
+void dlog (int sink, int prio, char * fmt, ...)
+       __attribute__((format(printf, 3, 4)));

 #if DAEMON