ash: add INT_OFF/ON around allocations

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

diff --git a/shell/ash.c b/shell/ash.c
index 6be3ec6003fa828836eed4852d9a660b19dc40b8..983f7b108cfa0ee5b5aca1be4089d88e5cc7f6c6 100644 (file)
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -12686,7 +12686,7 @@ dotcmd(int argc_ UNUSED_PARAM, char **argv_ UNUSED_PARAM)
        fullname = find_dot_file(argv[0]);
        argv++;
        args_need_save = argv[0];
-       if (args_need_save) { /* . FILE ARGS, ARGS exist */
+       if (args_need_save) { /* ". FILE ARGS", and ARGS are not empty */
                int argc;
                saveparam = shellparam;
                shellparam.malloced = 0;
@@ -13480,7 +13480,7 @@ procargs(char **argv)
 #if DEBUG == 2
        debug = 1;
 #endif
-       /* POSIX 1003.2: first arg after -c cmd is $0, remainder $1... */
+       /* POSIX 1003.2: first arg after "-c CMD" is $0, remainder $1... */
        if (xminusc) {
                minusc = *xargv++;
                if (*xargv)
@@ -13661,9 +13661,11 @@ int ash_main(int argc UNUSED_PARAM, char **argv)
                        if (!hp) {
                                hp = lookupvar("HOME");
                                if (hp) {
+                                       INT_OFF;
                                        hp = concat_path_file(hp, ".ash_history");
                                        setvar0("HISTFILE", hp);
                                        free((char*)hp);
+                                       INT_ON;
                                        hp = lookupvar("HISTFILE");
                                }
                        }