b7125dc640
This is an automated DistroBaker update from upstream sources. If you do not know what this is about or would like to opt out, contact the OSCI team. Source: https://src.fedoraproject.org/rpms/parted.git#633c371306f0da38c70879e948b612775032740a
75 lines
2.8 KiB
Diff
75 lines
2.8 KiB
Diff
From 868fab2fea9ad6422b2ee9b3c1ab9e69d5a4f9a7 Mon Sep 17 00:00:00 2001
|
|
From: "Brian C. Lane" <bcl@redhat.com>
|
|
Date: Tue, 10 Nov 2020 16:15:49 -0800
|
|
Subject: [PATCH 27/42] hfs/advfs: Fix gcc 10 warnings about cast alignment
|
|
|
|
---
|
|
libparted/fs/r/hfs/advfs.c | 25 ++++++++++++++-----------
|
|
1 file changed, 14 insertions(+), 11 deletions(-)
|
|
|
|
diff --git a/libparted/fs/r/hfs/advfs.c b/libparted/fs/r/hfs/advfs.c
|
|
index 0a39960..1ce4319 100644
|
|
--- a/libparted/fs/r/hfs/advfs.c
|
|
+++ b/libparted/fs/r/hfs/advfs.c
|
|
@@ -87,12 +87,14 @@ hfs_btree_search (HfsPrivateFile* b_tree_file, HfsPrivateGenericKey* key,
|
|
HfsPrivateGenericKey* record_key = NULL;
|
|
unsigned int node_number, record_number;
|
|
int i;
|
|
+ uint16_t record_pos;
|
|
|
|
/* Read the header node */
|
|
if (!hfs_file_read_sector(b_tree_file, node, 0))
|
|
return 0;
|
|
- header = ((HfsHeaderRecord*) (node + PED_BE16_TO_CPU(*((uint16_t *)
|
|
- (node+(PED_SECTOR_SIZE_DEFAULT-2))))));
|
|
+ uint16_t offset;
|
|
+ memcpy(&offset, node+(PED_SECTOR_SIZE_DEFAULT-2), sizeof(uint16_t));
|
|
+ header = (HfsHeaderRecord*) (node + PED_BE16_TO_CPU(offset));
|
|
|
|
/* Get the node number of the root */
|
|
node_number = PED_BE32_TO_CPU(header->root_node);
|
|
@@ -107,13 +109,13 @@ hfs_btree_search (HfsPrivateFile* b_tree_file, HfsPrivateGenericKey* key,
|
|
while (1) {
|
|
record_number = PED_BE16_TO_CPU (desc->rec_nb);
|
|
for (i = record_number; i; i--) {
|
|
- record_key = (HfsPrivateGenericKey*)
|
|
- (node + PED_BE16_TO_CPU(*((uint16_t *)
|
|
- (node+(PED_SECTOR_SIZE_DEFAULT - 2*i)))));
|
|
+ uint16_t value;
|
|
+ memcpy(&value, node+(PED_SECTOR_SIZE_DEFAULT - (2*i)), sizeof(uint16_t));
|
|
+ record_pos = PED_BE16_TO_CPU(value);
|
|
+ record_key = (HfsPrivateGenericKey*) (node + record_pos);
|
|
/* check for obvious error in FS */
|
|
- if (((uint8_t*)record_key - node < HFS_FIRST_REC)
|
|
- || ((uint8_t*)record_key - node
|
|
- >= PED_SECTOR_SIZE_DEFAULT
|
|
+ if ((record_pos< HFS_FIRST_REC)
|
|
+ || (record_pos>= PED_SECTOR_SIZE_DEFAULT
|
|
- 2 * (signed)(record_number+1))) {
|
|
ped_exception_throw (
|
|
PED_EXCEPTION_ERROR,
|
|
@@ -129,8 +131,9 @@ hfs_btree_search (HfsPrivateFile* b_tree_file, HfsPrivateGenericKey* key,
|
|
unsigned int skip;
|
|
|
|
skip = (1 + record_key->key_length + 1) & ~1;
|
|
- node_number = PED_BE32_TO_CPU (*((uint32_t *)
|
|
- (((uint8_t *) record_key) + skip)));
|
|
+ uint32_t value;
|
|
+ memcpy(&value, node+record_pos+skip, sizeof(uint32_t));
|
|
+ node_number = PED_BE32_TO_CPU(value);
|
|
if (!hfs_file_read_sector(b_tree_file, node,
|
|
node_number))
|
|
return 0;
|
|
@@ -146,7 +149,7 @@ hfs_btree_search (HfsPrivateFile* b_tree_file, HfsPrivateGenericKey* key,
|
|
if (record_ref) {
|
|
record_ref->node_size = 1; /* in sectors */
|
|
record_ref->node_number = node_number;
|
|
- record_ref->record_pos = (uint8_t*)record_key - node;
|
|
+ record_ref->record_pos = record_pos;
|
|
record_ref->record_number = i;
|
|
}
|
|
|
|
--
|
|
2.26.2
|
|
|