mount: prevent second mount -a from mounting everything again

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/coreutils/df.c b/coreutils/df.c
index 11a739816..83794ad88 100644
--- a/coreutils/df.c
+++ b/coreutils/df.c
@@ -167,10 +167,9 @@ int df_main(int argc UNUSED_PARAM, char **argv)
                                 continue;
 
 #ifdef WHY_WE_DO_IT_FOR_DEV_ROOT_ONLY
-/* ... and also this is the only user of find_block_device */
                         if (strcmp(device, "/dev/root") == 0) {
                                 /* Adjusts device to be the real root device,
-                                * or leaves device alone if it can't find it */
+                                 * or leaves device alone if it can't find it */
                                 device = find_block_device("/");
                                 if (!device) {
                                         goto set_error;