diff options
| -rw-r--r-- | low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp | 2 | ||||
| -rw-r--r-- | low-can-binding/utils/socketcan.cpp | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp b/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp index 38163254..660dffe4 100644 --- a/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp +++ b/low-can-binding/utils/socketcan-j1939/socketcan-j1939.cpp @@ -168,6 +168,8 @@ 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); diff --git a/low-can-binding/utils/socketcan.cpp b/low-can-binding/utils/socketcan.cpp index 50dfafb3..e8e01980 100644 --- a/low-can-binding/utils/socketcan.cpp +++ b/low-can-binding/utils/socketcan.cpp @@ -73,6 +73,9 @@ namespace utils { close(); socket_ = ::socket(domain, type, protocol); + if (socket_ < 0) + AFB_ERROR("Open failed. %s", strerror(errno)); + return socket_; } |