libselinux/fuzz: readjust load_mmap() update

Update the fuzzers for the input number parameter addition.

Signed-off-by: Christian Göttsche <[email protected]>
Acked-by: James Carter <[email protected]>

Author: cgzones

libselinux/fuzz/selabel_file_compiled-fuzzer.c

@@ -195,7 +195,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 		goto cleanup;
 
 	errno = 0;
-	rc = load_mmap(fp, fcontext_data1_len, &rec, MEMFD_FILE_NAME);
+	rc = load_mmap(fp, fcontext_data1_len, &rec, MEMFD_FILE_NAME, 0);
 	if (rc) {
 		assert(errno != 0);
 		goto cleanup;
@@ -208,7 +208,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 		goto cleanup;
 
 	errno = 0;
-	rc = load_mmap(fp, fcontext_data2_len, &rec, MEMFD_FILE_NAME);
+	rc = load_mmap(fp, fcontext_data2_len, &rec, MEMFD_FILE_NAME, 1);
 	if (rc) {
 		assert(errno != 0);
 		goto cleanup;
@@ -221,7 +221,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 		goto cleanup;
 
 	errno = 0;
-	rc = load_mmap(fp, fcontext_data3_len, &rec, MEMFD_FILE_NAME);
+	rc = load_mmap(fp, fcontext_data3_len, &rec, MEMFD_FILE_NAME, 2);
 	if (rc) {
 		assert(errno != 0);
 		goto cleanup;

libselinux/fuzz/selabel_file_text-fuzzer.c

@@ -167,7 +167,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 		goto cleanup;
 
 	errno = 0;
-	rc = process_text_file(fp, /*prefix=*/ NULL, &rec, MEMFD_FILE_NAME);
+	rc = process_text_file(fp, /*prefix=*/ NULL, &rec, MEMFD_FILE_NAME, 0);
 	if (rc) {
 		assert(errno != 0);
 		goto cleanup;

libselinux/src/label_file.h

@@ -60,7 +60,7 @@ struct lookup_result {
 	struct lookup_result *next;
 };
 #ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
-extern int load_mmap(FILE *fp, const size_t len, struct selabel_handle *rec, const char *path);
+extern int load_mmap(FILE *fp, const size_t len, struct selabel_handle *rec, const char *path, uint8_t inputno);
 extern int process_text_file(FILE *fp, const char *prefix, struct selabel_handle *rec, const char *path, uint8_t inputno);
 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, struct lookup_result *buf);