Fix cppcheck warnings: Prefer prefix ++/-- operators for non-primitive types.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/poller_base.cpp b/src/poller_base.cpp
index 89e25fd..65750e9 100644
--- a/src/poller_base.cpp
+++ b/src/poller_base.cpp
@@ -54,7 +54,7 @@ void zmq::poller_base_t::add_timer (int timeout_, i_poll_events *sink_, int id_)
 void zmq::poller_base_t::cancel_timer (i_poll_events *sink_, int id_)
 {
     //  Complexity of this operation is O(n). We assume it is rarely used.
-    for (timers_t::iterator it = timers.begin (); it != timers.end (); it++)
+    for (timers_t::iterator it = timers.begin (); it != timers.end (); ++it)
         if (it->second.sink == sink_ && it->second.id == id_) {
             timers.erase (it);
             return;