X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmisc%2Fwordexp.c;h=617706e50d99c18f10eb9a85d836f6100abe63bc;hb=31a55f233b313030a787240b76c06f2d08cde29f;hp=4a3efc7bc40a83d055bb1f4d952e6b70b2d4893c;hpb=6250c0be4b56ca42b8b4db1d2b9d672811378dc0;p=musl

diff --git a/src/misc/wordexp.c b/src/misc/wordexp.c
index 4a3efc7b..617706e5 100644
--- a/src/misc/wordexp.c
+++ b/src/misc/wordexp.c
@@ -82,6 +82,8 @@ static int do_wordexp(const char *s, wordexp_t *we, int flags)
 		if (we->we_offs > SIZE_MAX/sizeof(void *)/4)
 			return WRDE_NOSPACE;
 		i += we->we_offs;
+	} else {
+		we->we_offs = 0;
 	}
 
 	if (pipe(p) < 0) return WRDE_NOSPACE;
@@ -137,11 +139,15 @@ static int do_wordexp(const char *s, wordexp_t *we, int flags)
 
 	we->we_wordv = wv;
 	we->we_wordc = i;
+
+	for (i=we->we_offs; i; i--)
+		we->we_wordv[i-1] = 0;
+
 	if (flags & WRDE_DOOFFS) we->we_wordc -= we->we_offs;
 	return err;
 }
 
-int wordexp(const char *s, wordexp_t *we, int flags)
+int wordexp(const char *restrict s, wordexp_t *restrict we, int flags)
 {
 	int r, cs;
 	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);