From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752497AbdG1RMx (ORCPT ); Fri, 28 Jul 2017 13:12:53 -0400 Received: from mail-pf0-f172.google.com ([209.85.192.172]:35385 "EHLO mail-pf0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752115AbdG1RMw (ORCPT ); Fri, 28 Jul 2017 13:12:52 -0400 From: Matthias Kaehlcke To: Minchan Kim , Nitin Gupta , Sergey Senozhatsky Cc: linux-kernel@vger.kernel.org, Doug Anderson , Matthias Kaehlcke Subject: [PATCH] zram: Fix buffer size passed to strlcpy() Date: Fri, 28 Jul 2017 10:12:43 -0700 Message-Id: <20170728171243.23374-1-mka@chromium.org> X-Mailer: git-send-email 2.14.0.rc0.400.g1c36432dff-goog Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org comp_algorithm_store() passes the size of the source buffer to strlcpy() instead of the destination buffer size, fix this. Signed-off-by: Matthias Kaehlcke --- drivers/block/zram/zram_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 856d5dc02451..7d2ddffad361 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -327,7 +327,7 @@ static ssize_t comp_algorithm_store(struct device *dev, return -EBUSY; } - strlcpy(zram->compressor, compressor, sizeof(compressor)); + strlcpy(zram->compressor, compressor, sizeof(zram->compressor)); up_write(&zram->init_lock); return len; } -- 2.14.0.rc0.400.g1c36432dff-goog