If poll() returns 0 (no data) or there is an error,
coroipcc_dispatch_get can still return CS_OK.
This patch fixes it to return (fairly) sensible error values
Index: lib/coroipcc.c
===================================================================
--- lib/coroipcc.c (revision 2394)
+++ lib/coroipcc.c (working copy)
@@ -819,9 +819,11 @@
goto error_put;
} else
if (poll_events == -1) {
+ error = CS_ERR_LIBRARY;
goto error_put;
} else
if (poll_events == 0) {
+ error = CS_ERR_TRY_AGAIN;
goto error_put;
}
if (poll_events == 1 && (ufds.revents & (POLLERR|POLLHUP))) {
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