socket: Raise an error if open function failed.

[apps/agl-service-can-low-level.git] / low-can-binding / utils / socketcan-j1939 / socketcan-j1939.cpp

diff --git a/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp b/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp
index 5cc96ed..000999f 100644 (file)
--- a/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp
+++ b/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp
@@ -169,6 +169,8 @@ namespace utils
        {
 
                socket_ = socketcan_t::open(PF_CAN, SOCK_DGRAM, CAN_J1939);
+               if (socket_ < 0)
+                       return socket_;
 
                define_tx_address(device_name, name, pgn, addr);