diff options
Diffstat (limited to 'src/config.c')
| -rw-r--r-- | src/config.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/config.c b/src/config.c index 6347f7df7..913108abb 100644 --- a/src/config.c +++ b/src/config.c @@ -248,6 +248,18 @@ int git_config_open_level( return 0; } +static bool config_backend_has_valid_version(git_config_backend *backend) +{ + if (!backend) + return true; + + if (backend->version > 0 && backend->version <= GIT_CONFIG_BACKEND_VERSION) + return true; + + giterr_set(GITERR_INVALID, "Invalid version %d for git_config_backend", backend->version); + return false; +} + int git_config_add_backend( git_config *cfg, git_config_backend *file, @@ -259,6 +271,9 @@ int git_config_add_backend( assert(cfg && file); + if (!config_backend_has_valid_version(file)) + return -1; + if ((result = file->open(file, level)) < 0) return result; |