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Diffstat (limited to 'net/smc/smc_clc.c')
-rw-r--r--net/smc/smc_clc.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c
index 7278ec0cfa58..62043d69e3a3 100644
--- a/net/smc/smc_clc.c
+++ b/net/smc/smc_clc.c
@@ -297,7 +297,11 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
}
if (clc_sk->sk_err) {
reason_code = -clc_sk->sk_err;
- smc->sk.sk_err = clc_sk->sk_err;
+ if (clc_sk->sk_err == EAGAIN &&
+ expected_type == SMC_CLC_DECLINE)
+ clc_sk->sk_err = 0; /* reset for fallback usage */
+ else
+ smc->sk.sk_err = clc_sk->sk_err;
goto out;
}
if (!len) { /* peer has performed orderly shutdown */
@@ -306,7 +310,8 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
goto out;
}
if (len < 0) {
- smc->sk.sk_err = -len;
+ if (len != -EAGAIN || expected_type != SMC_CLC_DECLINE)
+ smc->sk.sk_err = -len;
reason_code = len;
goto out;
}