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-rw-r--r--net/smc/af_smc.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index f481f0ed2b78..82be0bd0f6e8 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1481,11 +1481,12 @@ static void smc_find_ism_v2_device_serv(struct smc_sock *new_smc,
struct smc_clc_v2_extension *smc_v2_ext;
struct smc_clc_msg_smcd *pclc_smcd;
unsigned int matches = 0;
+ u8 smcd_version;
u8 *eid = NULL;
int i;
if (!(ini->smcd_version & SMC_V2) || !smcd_indicated(ini->smc_type_v2))
- return;
+ goto not_found;
pclc_smcd = smc_get_clc_msg_smcd(pclc);
smc_v2_ext = smc_get_clc_v2_ext(pclc);
@@ -1519,6 +1520,7 @@ static void smc_find_ism_v2_device_serv(struct smc_sock *new_smc,
}
/* separate - outside the smcd_dev_list.lock */
+ smcd_version = ini->smcd_version;
for (i = 0; i < matches; i++) {
ini->smcd_version = SMC_V2;
ini->is_smcd = true;
@@ -1528,6 +1530,8 @@ static void smc_find_ism_v2_device_serv(struct smc_sock *new_smc,
continue;
return; /* matching and usable V2 ISM device found */
}
+ /* no V2 ISM device could be initialized */
+ ini->smcd_version = smcd_version; /* restore original value */
not_found:
ini->smcd_version &= ~SMC_V2;