sv,svc: fix NOEXEC fallout

function                                             old     new   delta
svc_main                                             145     162     +17
sv                                                  1280    1297     +17
status                                               139     133      -6
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 34/-6)              Total: 28 bytes

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

1 files changed, 2 insertions, 0 deletions

diff --git a/util-linux/umount.c b/util-linux/umount.c
index 33667b13c..a6405dfcc 100644
--- a/util-linux/umount.c
+++ b/util-linux/umount.c
@@ -35,6 +35,8 @@
  * In this case, you might be actually happy if your standalone bbox shell
  * does not fork+exec, but only forks and calls umount_main() which it already has!
  * Let's go with NOEXEC.
+ *
+ * bb_common_bufsiz1 usage here is safe wrt NOEXEC: not expecting it to be zeroed.
  */
 
 //kbuild:lib-$(CONFIG_UMOUNT) += umount.o