diff options
| -rw-r--r-- | config.c | 20 |
1 files changed, 15 insertions, 5 deletions
@@ -2216,7 +2216,12 @@ int git_config_set_multivar_in_file_gently(const char *config_filename, goto out_free; } - fstat(in_fd, &st); + if (fstat(in_fd, &st) == -1) { + error_errno(_("fstat on %s failed"), config_filename); + ret = CONFIG_INVALID_FILE; + goto out_free; + } + contents_sz = xsize_t(st.st_size); contents = xmmap_gently(NULL, contents_sz, PROT_READ, MAP_PRIVATE, in_fd, 0); @@ -2418,7 +2423,7 @@ int git_config_rename_section_in_file(const char *config_filename, if (new_name && !section_name_is_ok(new_name)) { ret = error("invalid section name: %s", new_name); - goto out; + goto out_no_rollback; } if (!config_filename) @@ -2433,10 +2438,13 @@ int git_config_rename_section_in_file(const char *config_filename, if (!(config_file = fopen(config_filename, "rb"))) { /* no config file means nothing to rename, no error */ - goto unlock_and_out; + goto commit_and_out; } - fstat(fileno(config_file), &st); + if (fstat(fileno(config_file), &st) == -1) { + ret = error_errno(_("fstat on %s failed"), config_filename); + goto out; + } if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) { ret = error_errno("chmod on %s failed", @@ -2492,11 +2500,13 @@ int git_config_rename_section_in_file(const char *config_filename, } } fclose(config_file); -unlock_and_out: +commit_and_out: if (commit_lock_file(lock) < 0) ret = error_errno("could not write config file %s", config_filename); out: + rollback_lock_file(lock); +out_no_rollback: free(filename_buf); return ret; } |