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: Wed, 25 Sep 2019 13:35:07 +0200 (CEST) From: David Miller <davem@...emloft.net> To: alvaro.gamez@...ent.com Cc: dan.carpenter@...cle.com, radhey.shyam.pandey@...inx.com, michal.simek@...inx.com, linux@...linux.org.uk, netdev@...r.kernel.org, kernel-janitors@...r.kernel.org Subject: Re: [PATCH net] net: axienet: fix a signedness bug in probe From: "Alvaro G. M" <alvaro.gamez@...ent.com> Date: Wed, 25 Sep 2019 13:05:43 +0200 > Hi, Dan > > On Wed, Sep 25, 2019 at 01:59:11PM +0300, Dan Carpenter wrote: >> The "lp->phy_mode" is an enum but in this context GCC treats it as an >> unsigned int so the error handling is never triggered. >> >> lp->phy_mode = of_get_phy_mode(pdev->dev.of_node); >> - if (lp->phy_mode < 0) { >> + if ((int)lp->phy_mode < 0) { > > This (almost) exact code appears in a lot of different drivers too, > so maybe it'd be nice to review them all and apply the same cast if needed? Or make the thing an int if negative values are never valid 32-bit phy_mode values anyways.
Powered by blists - more mailing lists