diff options
| author | saturneric <[email protected]> | 2025-11-16 14:34:50 +0000 |
|---|---|---|
| committer | saturneric <[email protected]> | 2025-11-16 14:34:50 +0000 |
| commit | 690862a8d74fee1e07f33dad44b761753f101779 (patch) | |
| tree | f81bdcab8cd5a640518dba5056de6c62bd071eaf /drivers/net/netconsole.c | |
| parent | Merge tag 'v6.17.7' into linux-6.17.y (diff) | |
| parent | Linux 6.17.8 (diff) | |
| download | kernel-linux-6.17.y.tar.gz kernel-linux-6.17.y.zip | |
Merge tag 'v6.17.8' into linux-6.17.ylinux-6.17.y
This is the 6.17.8 stable release
Diffstat (limited to 'drivers/net/netconsole.c')
| -rw-r--r-- | drivers/net/netconsole.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index e3722de08ea9..3ff1dfc3d26b 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -928,6 +928,7 @@ static ssize_t userdatum_value_store(struct config_item *item, const char *buf, if (count > MAX_EXTRADATA_VALUE_LEN) return -EMSGSIZE; + mutex_lock(&netconsole_subsys.su_mutex); mutex_lock(&dynamic_netconsole_mutex); ret = strscpy(udm->value, buf, sizeof(udm->value)); @@ -941,6 +942,7 @@ static ssize_t userdatum_value_store(struct config_item *item, const char *buf, ret = count; out_unlock: mutex_unlock(&dynamic_netconsole_mutex); + mutex_unlock(&netconsole_subsys.su_mutex); return ret; } @@ -966,6 +968,7 @@ static ssize_t sysdata_msgid_enabled_store(struct config_item *item, if (ret) return ret; + mutex_lock(&netconsole_subsys.su_mutex); mutex_lock(&dynamic_netconsole_mutex); curr = !!(nt->sysdata_fields & SYSDATA_MSGID); if (msgid_enabled == curr) @@ -986,6 +989,7 @@ unlock_ok: ret = strnlen(buf, count); unlock: mutex_unlock(&dynamic_netconsole_mutex); + mutex_unlock(&netconsole_subsys.su_mutex); return ret; } @@ -1000,6 +1004,7 @@ static ssize_t sysdata_release_enabled_store(struct config_item *item, if (ret) return ret; + mutex_lock(&netconsole_subsys.su_mutex); mutex_lock(&dynamic_netconsole_mutex); curr = !!(nt->sysdata_fields & SYSDATA_RELEASE); if (release_enabled == curr) @@ -1020,6 +1025,7 @@ unlock_ok: ret = strnlen(buf, count); unlock: mutex_unlock(&dynamic_netconsole_mutex); + mutex_unlock(&netconsole_subsys.su_mutex); return ret; } @@ -1034,6 +1040,7 @@ static ssize_t sysdata_taskname_enabled_store(struct config_item *item, if (ret) return ret; + mutex_lock(&netconsole_subsys.su_mutex); mutex_lock(&dynamic_netconsole_mutex); curr = !!(nt->sysdata_fields & SYSDATA_TASKNAME); if (taskname_enabled == curr) @@ -1054,6 +1061,7 @@ unlock_ok: ret = strnlen(buf, count); unlock: mutex_unlock(&dynamic_netconsole_mutex); + mutex_unlock(&netconsole_subsys.su_mutex); return ret; } @@ -1069,6 +1077,7 @@ static ssize_t sysdata_cpu_nr_enabled_store(struct config_item *item, if (ret) return ret; + mutex_lock(&netconsole_subsys.su_mutex); mutex_lock(&dynamic_netconsole_mutex); curr = !!(nt->sysdata_fields & SYSDATA_CPU_NR); if (cpu_nr_enabled == curr) @@ -1097,6 +1106,7 @@ unlock_ok: ret = strnlen(buf, count); unlock: mutex_unlock(&dynamic_netconsole_mutex); + mutex_unlock(&netconsole_subsys.su_mutex); return ret; } |