diff options
| -rw-r--r-- | libselinux/src/label_file.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/libselinux/src/label_file.c b/libselinux/src/label_file.c index 32525238..b6589681 100644 --- a/libselinux/src/label_file.c +++ b/libselinux/src/label_file.c @@ -111,9 +111,16 @@ static int load_mmap(struct selabel_handle *rec, const char *path, uint32_t i, magic, version; uint32_t entry_len, stem_map_len, regex_array_len; - rc = snprintf(mmap_path, sizeof(mmap_path), "%s.bin", path); - if (rc >= (int)sizeof(mmap_path)) - return -1; + len = strlen(path); + if (len > 4 && !strcmp(&path[len-4], ".bin")) { + if (len >= sizeof(mmap_path)) + return -1; + strcpy(mmap_path, path); + } else { + rc = snprintf(mmap_path, sizeof(mmap_path), "%s.bin", path); + if (rc >= (int)sizeof(mmap_path)) + return -1; + } mmapfd = open(mmap_path, O_RDONLY | O_CLOEXEC); if (mmapfd < 0) |