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 linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sat, 30 May 2020 18:49:21 +0000 From: <Tudor.Ambarus@...rochip.com> To: <p.yadav@...com> CC: <miquel.raynal@...tlin.com>, <richard@....at>, <vigneshr@...com>, <broonie@...nel.org>, <Nicolas.Ferre@...rochip.com>, <alexandre.belloni@...tlin.com>, <Ludovic.Desroches@...rochip.com>, <matthias.bgg@...il.com>, <michal.simek@...inx.com>, <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <linux-spi@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-mediatek@...ts.infradead.org>, <nsekhar@...com>, <boris.brezillon@...labora.com>, <masonccyang@...c.com.tw> Subject: Re: [PATCH v9 06/19] mtd: spi-nor: sfdp: default to addr_width of 3 for configurable widths On Monday, May 25, 2020 12:15:31 PM EEST Pratyush Yadav wrote: > JESD216D.01 says that when the address width can be 3 or 4, it defaults > to 3 and enters 4-byte mode when given the appropriate command. So, when > we see a configurable width, default to 3 and let flash that default to > 4 change it in a post-bfpt fixup. > > This fixes SMPT parsing for flashes with configurable address width. If > the SMPT descriptor advertises variable address width, we use > nor->addr_width as the address width. But since it was not set to any > value from the SFDP table, the read command uses an address width of 0, > resulting in an incorrect read being issued. > > Signed-off-by: Pratyush Yadav <p.yadav@...com> > --- > drivers/mtd/spi-nor/sfdp.c | 1 + > 1 file changed, 1 insertion(+) Applied, thanks.
Powered by blists - more mailing lists