diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/socket.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/socket.c b/src/socket.c index 08ac138..53f98c7 100644 --- a/src/socket.c +++ b/src/socket.c @@ -186,8 +186,11 @@ int mnl_socket_sendto(const struct mnl_socket *nl, const void *buf, size_t len) * * On error, it returns -1 and errno is appropriately set. If errno is set * to ENOSPC, it means that the buffer that you have passed to store the - * netlink message is small so you have received a truncated message. Make - * sure your program set a buffer big enough to store the netlink message. + * netlink message is too small so you have received a truncated message. + * To avoid this you have to allocate a buffer of MNL_SOCKET_BUFFER_SIZE + * (which is 8KB, see linux/netlink.h for more information). Using this + * buffer size ensures that your buffer is big enough to store the netlink + * message without truncating it. */ int mnl_socket_recvfrom(const struct mnl_socket *nl, void *buf, size_t bufsiz) { |