1 files changed, 1 insertions, 1 deletions

diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c
index 776e9dfc915d..d53fd588d1f5 100644
--- a/net/smc/smc_clc.c
+++ b/net/smc/smc_clc.c
@@ -378,7 +378,7 @@ int smc_clc_send_decline(struct smc_sock *smc, u32 peer_diag_info)
         vec.iov_len = sizeof(struct smc_clc_msg_decline);
         len = kernel_sendmsg(smc->clcsock, &msg, &vec, 1,
                              sizeof(struct smc_clc_msg_decline));
-        if (len < sizeof(struct smc_clc_msg_decline))
+        if (len < 0 || len < sizeof(struct smc_clc_msg_decline))
                 len = -EPROTO;
         return len > 0 ? 0 : len;
 }