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-rw-r--r--openbsc/include/openbsc/mgcp_internal.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/openbsc/include/openbsc/mgcp_internal.h b/openbsc/include/openbsc/mgcp_internal.h
index 6778064b3..9caab0b21 100644
--- a/openbsc/include/openbsc/mgcp_internal.h
+++ b/openbsc/include/openbsc/mgcp_internal.h
@@ -203,7 +203,7 @@ struct mgcp_endpoint {
} osmux;
};
-#define ENDPOINT_NUMBER(endp) abs(endp - endp->tcfg->endpoints)
+#define ENDPOINT_NUMBER(endp) abs((int)(endp - endp->tcfg->endpoints))
struct mgcp_msg_ptr {
unsigned int start;