rxrpc: Return negative error code to kernel service

In rxrpc_kernel_recv_data(), when we return the error number incurred by a
failed call, we must negate it before returning it as it's stored as
positive (that's what we have to pass back to userspace).

Signed-off-by: David Howells <dhowells@redhat.com>

diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c
index 3fa7771..db5b02a 100644 (file)
--- a/net/rxrpc/recvmsg.c
+++ b/net/rxrpc/recvmsg.c
@@ -652,7 +652,7 @@ excess_data:
        goto out;
 call_complete:
        *_abort = call->abort_code;
-       ret = call->error;
+       ret = -call->error;
        if (call->completion == RXRPC_CALL_SUCCEEDED) {
                ret = 1;
                if (size > 0)