fs/ntfs3: Use 64 bit variable to avoid 32 bit overflow

[ Upstream commit e931f6b630ffb22d66caab202a52aa8cbb10c649 ]

For example, in the expression:
	vbo = 2 * vbo + skip

Fixes: b46acd6a6a ("fs/ntfs3: Add NTFS journal")
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Konstantin Komarov 2024-04-16 09:45:09 +03:00 коммит произвёл Greg Kroah-Hartman
Родитель 90bfce05a3
Коммит 2d1ad595d1
1 изменённых файлов: 2 добавлений и 1 удалений

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@ -1181,7 +1181,8 @@ out:
static int log_read_rst(struct ntfs_log *log, u32 l_size, bool first, static int log_read_rst(struct ntfs_log *log, u32 l_size, bool first,
struct restart_info *info) struct restart_info *info)
{ {
u32 skip, vbo; u32 skip;
u64 vbo;
struct RESTART_HDR *r_page = NULL; struct RESTART_HDR *r_page = NULL;
/* Determine which restart area we are looking for. */ /* Determine which restart area we are looking for. */