libselinux/fuzz: update for lookup_all() change

Commit 89dd0b2 ("libselinux: avoid memory allocation in common file
label lookup") added an additional parameter to lookup_all() for an
optional buffer the return value might be placed into.  Update the
fuzzing related code accordingly.

Fixes: 89dd0b2 ("libselinux: avoid memory allocation in common file label lookup")
Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Acked-by: James Carter <jwcart2@gmail.com>

libselinux/fuzz/selabel_file_compiled-fuzzer.c

@@ -232,7 +232,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 	assert(cmp(&rec, &rec) == SELABEL_EQUAL);
 
 	errno = 0;
-	result = lookup_all(&rec, key, mode, partial, find_all);
+	result = lookup_all(&rec, key, mode, partial, find_all, NULL);
 
 	if (!result)
 		assert(errno != 0);

libselinux/fuzz/selabel_file_text-fuzzer.c

@@ -178,7 +178,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 	assert(cmp(&rec, &rec) == SELABEL_EQUAL);
 
 	errno = 0;
-	result = lookup_all(&rec, key, mode, partial, find_all);
+	result = lookup_all(&rec, key, mode, partial, find_all, NULL);
 
 	if (!result)
 		assert(errno != 0);

libselinux/src/label_file.h

@@ -63,7 +63,7 @@ struct lookup_result {
 extern int load_mmap(FILE *fp, const size_t len, struct selabel_handle *rec, const char *path);
 extern int process_text_file(FILE *fp, const char *prefix, struct selabel_handle *rec, const char *path);
 extern void free_lookup_result(struct lookup_result *result);
-extern struct lookup_result *lookup_all(struct selabel_handle *rec, const char *key, int type, bool partial, bool find_all);
+extern struct lookup_result *lookup_all(struct selabel_handle *rec, const char *key, int type, bool partial, bool find_all, struct lookup_result *buf);
 extern enum selabel_cmp_result cmp(const struct selabel_handle *h1, const struct selabel_handle *h2);
 #endif  /* FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION */