1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c
index a60c188c2bd9..04bd3b6de401 100644
--- a/drivers/message/i2o/i2o_config.c
+++ b/drivers/message/i2o/i2o_config.c
@@ -754,19 +754,19 @@ static long i2o_cfg_compat_ioctl(struct file *file, unsigned cmd,
                                  unsigned long arg)
 {
         int ret;
-        mutex_lock(&i2o_cfg_mutex);
         switch (cmd) {
         case I2OGETIOPS:
                 ret = i2o_cfg_ioctl(file, cmd, arg);
                 break;
         case I2OPASSTHRU32:
+                mutex_lock(&i2o_cfg_mutex);
                 ret = i2o_cfg_passthru32(file, cmd, arg);
+                mutex_unlock(&i2o_cfg_mutex);
                 break;
         default:
                 ret = -ENOIOCTLCMD;
                 break;
         }
-        mutex_unlock(&i2o_cfg_mutex);
         return ret;
 }