Linux 6.6.15-rt22

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

diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index bd01dd3..d520ee6 100644 (file)
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -1662,6 +1662,7 @@ void smcr_port_add(struct smc_ib_device *smcibdev, u8 ibport)
 {
        struct smc_link_group *lgr, *n;
 
+       spin_lock_bh(&smc_lgr_list.lock);
        list_for_each_entry_safe(lgr, n, &smc_lgr_list.list, list) {
                struct smc_link *link;
 
@@ -1680,6 +1681,7 @@ void smcr_port_add(struct smc_ib_device *smcibdev, u8 ibport)
                if (link)
                        smc_llc_add_link_local(link);
        }
+       spin_unlock_bh(&smc_lgr_list.lock);
 }
 
 /* link is down - switch connections to alternate link,