ding-libs/SOURCES/0005-PATH_UTILS-suppress-false-positive-warnings.patch
2022-05-17 15:27:08 +00:00

59 lines
2.6 KiB
Diff

From 82ee1cff9d7401f4381cfa574f8b102625b06a31 Mon Sep 17 00:00:00 2001
From: Alexey Tikhonov <atikhono@redhat.com>
Date: Thu, 5 Aug 2021 18:02:57 +0200
Subject: [PATCH 5/6] PATH_UTILS: suppress false positive warnings
Warnings are false positives: every such `strncpy` is followed
by an explicit check that result is NULL-terminated.
Reviewed-by: Pawel Polawski <ppolawsk@redhat.com>
---
path_utils/path_utils.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/path_utils/path_utils.c b/path_utils/path_utils.c
index 61605ab..5203cc9 100644
--- a/path_utils/path_utils.c
+++ b/path_utils/path_utils.c
@@ -116,6 +116,7 @@ int get_basename(char *base_name, size_t base_name_size, const char *path)
if (!path) return EINVAL;
if (!base_name || base_name_size < 1) return ENOBUFS;
+ /* coverity[buffer_size_warning : SUPPRESS] */ /* false positive warning */
strncpy(tmp_path, path, sizeof(tmp_path));
if (tmp_path[sizeof(tmp_path)-1] != '\0') return ENOBUFS;
strncpy(base_name, basename(tmp_path), base_name_size);
@@ -137,6 +138,7 @@ int get_dirname(char *dir_path, size_t dir_path_size, const char *path)
if (!path) return EINVAL;
if (!dir_path || dir_path_size < 1) return ENOBUFS;
+ /* coverity[buffer_size_warning : SUPPRESS] */ /* false positive warning */
strncpy(tmp_path, path, sizeof(tmp_path));
if (tmp_path[sizeof(tmp_path)-1] != '\0') return ENOBUFS;
strncpy(dir_path, dirname(tmp_path), dir_path_size);
@@ -161,11 +163,13 @@ int get_directory_and_base_name(char *dir_path, size_t dir_path_size,
if (!dir_path || dir_path_size < 1) return ENOBUFS;
if (!base_name || base_name_size < 1) return ENOBUFS;
+ /* coverity[buffer_size_warning : SUPPRESS] */ /* false positive warning */
strncpy(tmp_path, path, sizeof(tmp_path));
if (tmp_path[sizeof(tmp_path)-1] != '\0') return ENOBUFS;
strncpy(base_name, basename(tmp_path), base_name_size);
if (base_name[base_name_size-1] != '\0') return ENOBUFS;
+ /* coverity[buffer_size_warning : SUPPRESS] */ /* false positive warning */
strncpy(tmp_path, path, sizeof(tmp_path));
if (tmp_path[sizeof(tmp_path)-1] != '\0') return ENOBUFS;
strncpy(dir_path, dirname(tmp_path), dir_path_size);
@@ -528,6 +532,7 @@ int find_existing_directory_ancestor(char *ancestor, size_t ancestor_size, const
if (!ancestor || ancestor_size < 1) return ENOBUFS;
*ancestor = 0;
+ /* coverity[buffer_size_warning : SUPPRESS] */ /* false positive warning */
strncpy(dir_path, path, sizeof(dir_path));
if (dir_path[sizeof(dir_path)-1] != '\0') return ENOBUFS;
--
2.26.3