hush: fix build breakage (variable declared in for())

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

1 files changed, 24 insertions, 21 deletions

diff --git a/shell/hush.c b/shell/hush.c
index 087636b6d..2bca9aa87 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -7013,27 +7013,30 @@ static int run_list(struct pipe *pi)
 
 #if ENABLE_HUSH_LOOPS
         /* Check syntax for "for" */
-        for (struct pipe *cpipe = pi; cpipe; cpipe = cpipe->next) {
-                if (cpipe->res_word != RES_FOR && cpipe->res_word != RES_IN)
-                        continue;
-                /* current word is FOR or IN (BOLD in comments below) */
-                if (cpipe->next == NULL) {
-                        syntax_error("malformed for");
-                        debug_leave();
-                        debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level);
-                        return 1;
-                }
-                /* "FOR v; do ..." and "for v IN a b; do..." are ok */
-                if (cpipe->next->res_word == RES_DO)
-                        continue;
-                /* next word is not "do". It must be "in" then ("FOR v in ...") */
-                if (cpipe->res_word == RES_IN /* "for v IN a b; not_do..."? */
-                 || cpipe->next->res_word != RES_IN /* FOR v not_do_and_not_in..."? */
-                ) {
-                        syntax_error("malformed for");
-                        debug_leave();
-                        debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level);
-                        return 1;
+        {
+                struct pipe *cpipe;
+                for (cpipe = pi; cpipe; cpipe = cpipe->next) {
+                        if (cpipe->res_word != RES_FOR && cpipe->res_word != RES_IN)
+                                continue;
+                        /* current word is FOR or IN (BOLD in comments below) */
+                        if (cpipe->next == NULL) {
+                                syntax_error("malformed for");
+                                debug_leave();
+                                debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level);
+                                return 1;
+                        }
+                        /* "FOR v; do ..." and "for v IN a b; do..." are ok */
+                        if (cpipe->next->res_word == RES_DO)
+                                continue;
+                        /* next word is not "do". It must be "in" then ("FOR v in ...") */
+                        if (cpipe->res_word == RES_IN /* "for v IN a b; not_do..."? */
+                         || cpipe->next->res_word != RES_IN /* FOR v not_do_and_not_in..."? */
+                        ) {
+                                syntax_error("malformed for");
+                                debug_leave();
+                                debug_printf_exec("run_list lvl %d return 1\n", G.run_list_level);
+                                return 1;
+                        }
                 }
         }
 #endif