net/smc: handle unregistered buffers

[platform/kernel/linux-rpi.git] / net / smc / af_smc.c

diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index fdb2976..d03b8d2 100644 (file)
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -296,8 +296,10 @@ static void smc_copy_sock_settings_to_smc(struct smc_sock *smc)
 static int smc_reg_rmb(struct smc_link *link, struct smc_buf_desc *rmb_desc)
 {
        /* register memory region for new rmb */
-       if (smc_wr_reg_send(link, rmb_desc->mr_rx[SMC_SINGLE_LINK]))
+       if (smc_wr_reg_send(link, rmb_desc->mr_rx[SMC_SINGLE_LINK])) {
+               rmb_desc->regerr = 1;
                return -EFAULT;
+       }
        return 0;
 }