lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sun, 31 Oct 2021 08:54:09 +0530 From: Kishon Vijay Abraham I <kishon@...com> To: Peter Ujfalusi <peter.ujfalusi@...il.com>, Vinod Koul <vkoul@...nel.org> CC: <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Vignesh Raghavendra <vigneshr@...com>, Kishon Vijay Abraham I <kishon@...com> Subject: [PATCH v4 0/2] dmaengine: ti: k3-udma: Fix NULL pointer dereference error NULL pointer de-reference error was observed when all the PCIe endpoint functions (22 function in J721E) request a DMA channel. The issue was specfically observed when using mem-to-mem copy. Changes from v3: 1) Fix commit subject 2) Add "Acked-by: Peter Ujfalusi <peter.ujfalusi@...il.com>" and cc'ed stable Changes from v2: 1) Fix commit subject and commit log to mention bchan/rchan/tchan to NULL suggested by Peter. Changes from v1: 1) Split the patch for BCDMA and PKTDMA separately 2) Fixed the return value of udma_get_rflow() to 0. 3) Removed the fixes tag as the patches does not directly apply to the commits. v1 => https://lore.kernel.org/r/20210209090036.30832-1-kishon@ti.com v2 => https://lore.kernel.org/r/20211027055625.11150-1-kishon@ti.com v3 => https://lore.kernel.org/r/20211029151251.26421-1-kishon@ti.com Kishon Vijay Abraham I (2): dmaengine: ti: k3-udma: Set bchan to NULL if a channel request fail dmaengine: ti: k3-udma: Set r/tchan or rflow to NULL if request fail drivers/dma/ti/k3-udma.c | 32 ++++++++++++++++++++++++++------ 1 file changed, 26 insertions(+), 6 deletions(-) -- 2.17.1
Powered by blists - more mailing lists