kconfig: remove const qualifier from sym_expand_string_value()

[carl9170fw.git] / config / symbol.c

diff --git a/config/symbol.c b/config/symbol.c
index c4409ee7fee20215928cb70222c62e48f02fadd8..cca9663be5ddd918703d534ef95368ccc44db322 100644 (file)
--- a/config/symbol.c
+++ b/config/symbol.c
@@ -899,7 +899,7 @@ struct symbol *sym_find(const char *name)
  * name to be expanded shall be prefixed by a '$'. Unknown symbol expands to
  * the empty string.
  */
-const char *sym_expand_string_value(const char *in)
+char *sym_expand_string_value(const char *in)
 {
        const char *src;
        char *res;
@@ -936,7 +936,7 @@ const char *sym_expand_string_value(const char *in)
                newlen = strlen(res) + strlen(symval) + strlen(src) + 1;
                if (newlen > reslen) {
                        reslen = newlen;
-                       res = realloc(res, reslen);
+                       res = xrealloc(res, reslen);
                }
 
                strcat(res, symval);