hush: smaller code in !READONLY configs

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

1 files changed, 7 insertions, 4 deletions

diff --git a/shell/hush.c b/shell/hush.c
index a68986329..2125e757d 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -9347,11 +9347,14 @@ static int helper_export_local(char **argv,
                                 }
                         }
 # if ENABLE_HUSH_LOCAL
-                        if (exp == 0 && ro == 0 /* local? */
-                         && var && var->func_nest_level == lvl
+                        /* Is this "local" bltin? */
+                        if (exp == 0
+                        IF_HUSH_READONLY(&& ro == 0) /* in !READONLY config, always true */
                         ) {
-                                /* "local x=abc; ...; local x" - ignore second local decl */
-                                continue;
+                                if (var && var->func_nest_level == lvl) {
+                                        /* "local x=abc; ...; local x" - ignore second local decl */
+                                        continue;
+                                }
                         }
 # endif
                         /* Exporting non-existing variable.