From 847db4049f6189427ddaefcfc967d4d235b73c57 Mon Sep 17 00:00:00 2001 From: Konstantin Komarov Date: Tue, 16 Apr 2024 09:45:09 +0300 Subject: fs/ntfs3: Use 64 bit variable to avoid 32 bit overflow [ Upstream commit e931f6b630ffb22d66caab202a52aa8cbb10c649 ] For example, in the expression: vbo = 2 * vbo + skip Fixes: b46acd6a6a627 ("fs/ntfs3: Add NTFS journal") Signed-off-by: Konstantin Komarov Signed-off-by: Sasha Levin --- fs/ntfs3/fslog.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'fs/ntfs3') diff --git a/fs/ntfs3/fslog.c b/fs/ntfs3/fslog.c index 855519713bf7..4085fe30bf48 100644 --- a/fs/ntfs3/fslog.c +++ b/fs/ntfs3/fslog.c @@ -1184,7 +1184,8 @@ out: static int log_read_rst(struct ntfs_log *log, bool first, struct restart_info *info) { - u32 skip, vbo; + u32 skip; + u64 vbo; struct RESTART_HDR *r_page = NULL; /* Determine which restart area we are looking for. */ -- cgit v1.2.3