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-rw-r--r--scripts/kconfig/mconf.c5
-rw-r--r--scripts/kconfig/util.c13
2 files changed, 11 insertions, 7 deletions
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 2ee12a744641..1935818040e2 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -357,8 +357,9 @@ static void get_symbol_str(struct gstr *r, struct symbol *sym)
bool hit;
struct property *prop;
- str_printf(r, "Symbol: %s [=%s]\n", sym->name,
- sym_get_string_value(sym));
+ if (sym && sym->name)
+ str_printf(r, "Symbol: %s [=%s]\n", sym->name,
+ sym_get_string_value(sym));
for_all_prompts(sym, prop)
get_prompt_str(r, prop);
hit = false;
diff --git a/scripts/kconfig/util.c b/scripts/kconfig/util.c
index e3f28b9d59f4..e1cad924c0a4 100644
--- a/scripts/kconfig/util.c
+++ b/scripts/kconfig/util.c
@@ -84,12 +84,15 @@ void str_free(struct gstr *gs)
/* Append to growable string */
void str_append(struct gstr *gs, const char *s)
{
- size_t l = strlen(gs->s) + strlen(s) + 1;
- if (l > gs->len) {
- gs->s = realloc(gs->s, l);
- gs->len = l;
+ size_t l;
+ if (s) {
+ l = strlen(gs->s) + strlen(s) + 1;
+ if (l > gs->len) {
+ gs->s = realloc(gs->s, l);
+ gs->len = l;
+ }
+ strcat(gs->s, s);
}
- strcat(gs->s, s);
}
/* Append printf formatted string to growable string */