On (04/13/17 09:17), Minchan Kim wrote: > Date: Thu, 13 Apr 2017 09:17:00 +0900 > From: Minchan Kim <minchan@xxxxxxxxxx> > To: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > CC: linux-kernel@xxxxxxxxxxxxxxx, Sergey Senozhatsky > <sergey.senozhatsky@xxxxxxxxx>, kernel-team@xxxxxxx, Minchan Kim > <minchan@xxxxxxxxxx>, stable@xxxxxxxxxxxxxxx > Subject: [PATCH 1/3] zram: fix operator precedence to get offset > X-Mailer: git-send-email 2.7.4 > > In zram_rw_page, the logic to get offset is wrong by operator precedence > (i.e., "<<" is higher than "&"). With wrong offset, zram can corrupt the > user's data. This patch fixes it. > > Fixes: 8c7f01025 ("zram: implement rw_page operation of zram") > Cc: stable@xxxxxxxxxxxxxxx > Signed-off-by: Minchan Kim <minchan@xxxxxxxxxx> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx -ss