1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/staging/lustre/lustre/libcfs/kernel_user_comm.c b/drivers/staging/lustre/lustre/libcfs/kernel_user_comm.c
index e2aa637abcf9..d9b7c6b69db4 100644
--- a/drivers/staging/lustre/lustre/libcfs/kernel_user_comm.c
+++ b/drivers/staging/lustre/lustre/libcfs/kernel_user_comm.c
@@ -228,12 +228,12 @@ int libcfs_kkuc_group_foreach(int group, libcfs_kkuc_cb_t cb_func,
         if (kkuc_groups[group].next == NULL)
                 return 0;
 
-        down_read(&kg_sem);
+        down_write(&kg_sem);
         list_for_each_entry(reg, &kkuc_groups[group], kr_chain) {
                 if (reg->kr_fp != NULL)
                         rc = cb_func(reg->kr_data, cb_arg);
         }
-        up_read(&kg_sem);
+        up_write(&kg_sem);
 
         return rc;
 }