| Message ID | 20240710225709.work.175-kees@kernel.org (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | fs/affs: struct affs_head: Replace 1-element array with flexible array | expand |
On 10/07/24 16:57, Kees Cook wrote: > AFFS uses struct affs_head's "table" array as a flexible array. Switch > this to a proper flexible array[1]. There are no sizeof() uses; struct > affs_head is only ever uses via direct casts. No binary output > differences were found after this change. > > Link: https://github.com/KSPP/linux/issues/79 [1] > Signed-off-by: Kees Cook <kees@kernel.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Thanks
diff --git a/fs/affs/amigaffs.h b/fs/affs/amigaffs.h index 5509fbc98bc0..09dc23a644df 100644 --- a/fs/affs/amigaffs.h +++ b/fs/affs/amigaffs.h @@ -80,7 +80,7 @@ struct affs_head { __be32 spare1; __be32 first_data; __be32 checksum; - __be32 table[1]; + __be32 table[]; }; struct affs_tail {
AFFS uses struct affs_head's "table" array as a flexible array. Switch this to a proper flexible array[1]. There are no sizeof() uses; struct affs_head is only ever uses via direct casts. No binary output differences were found after this change. Link: https://github.com/KSPP/linux/issues/79 [1] Signed-off-by: Kees Cook <kees@kernel.org> --- Cc: David Sterba <dsterba@suse.com> Cc: linux-fsdevel@vger.kernel.org --- fs/affs/amigaffs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)