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Usrsock fallback with ENETDOWN

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daniellizewski 2023-10-31 12:55:28 -04:00 committed by Xiang Xiao
parent c8f9e409dc
commit c08ccbef02
1 changed files with 11 additions and 1 deletions
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12
net/socket/socket.c
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@ -104,9 +104,11 @@ int psock_socket(int domain, int type, int protocol,
/* When usrsock daemon returns -ENOSYS or -ENOTSUP, it means to use /* When usrsock daemon returns -ENOSYS or -ENOTSUP, it means to use
* kernel's network stack, so fallback to kernel socket. * kernel's network stack, so fallback to kernel socket.
* When -ENETDOWN is returned, it means the usrsock daemon was never
* launched or is no longer running, so fallback to kernel socket.
*/ */
if (ret == 0 || (ret != -ENOSYS && ret != -ENOTSUP)) if (ret == 0 || (ret != -ENOSYS && ret != -ENOTSUP && ret != -ENETDOWN))
{ {
return ret; return ret;
} }
@ -119,6 +121,14 @@ int psock_socket(int domain, int type, int protocol,
if (sockif == NULL) if (sockif == NULL)
{ {
nerr("ERROR: socket address family unsupported: %d\n", domain); nerr("ERROR: socket address family unsupported: %d\n", domain);
#ifdef CONFIG_NET_USRSOCK
/* We tried to fallback to kernel socket, but one is not available,
* so use the return code from usrsock.
*/
return ret;
#endif
return -EAFNOSUPPORT; return -EAFNOSUPPORT;
} }