convert trivial cases to ALLOC_ARRAY

diff --git a/compat/mingw.c b/compat/mingw.c
index 9b2a1f552e77835a23b7f9b5ac0134d6a800d01f..d8a5345a3056859476f5f796f17334b34169c623 100644 (file)
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -852,7 +852,7 @@ static char **get_path_split(void)
        if (!n)
                return NULL;
 
-       path = xmalloc((n+1)*sizeof(char *));
+       ALLOC_ARRAY(path, n + 1);
        p = envpath;
        i = 0;
        do {
@@ -937,7 +937,7 @@ static wchar_t *make_environment_block(char **deltaenv)
                i++;
 
        /* copy the environment, leaving space for changes */
-       tmpenv = xmalloc((size + i) * sizeof(char*));
+       ALLOC_ARRAY(tmpenv, size + i);
        memcpy(tmpenv, environ, size * sizeof(char*));
 
        /* merge supplied environment changes into the temporary environment */
@@ -1127,7 +1127,7 @@ static int try_shell_exec(const char *cmd, char *const *argv)
                int argc = 0;
                const char **argv2;
                while (argv[argc]) argc++;
-               argv2 = xmalloc(sizeof(*argv) * (argc+1));
+               ALLOC_ARRAY(argv2, argc + 1);
                argv2[0] = (char *)cmd; /* full path to the script file */
                memcpy(&argv2[1], &argv[1], sizeof(*argv) * argc);
                pid = mingw_spawnv(prog, argv2, 1);