Message ID | 20100303084610.GH5086@bicker |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Wed, Mar 03, 2010 at 09:46:10AM CET, error27@gmail.com wrote: >The original code dereferenced "cpmac_mii" after calling >"mdiobus_free(cpmac_mii);" > >Signed-off-by: Dan Carpenter <error27@gmail.com> >--- >Found by a static checker and not tested. Sorry. :/ > >diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c >index b85c81f..9d48942 100644 >--- a/drivers/net/cpmac.c >+++ b/drivers/net/cpmac.c >@@ -1290,8 +1290,8 @@ void __devexit cpmac_exit(void) > { > platform_driver_unregister(&cpmac_driver); > mdiobus_unregister(cpmac_mii); >- mdiobus_free(cpmac_mii); > iounmap(cpmac_mii->priv); >+ mdiobus_free(cpmac_mii); > } > > module_init(cpmac_init); Looks good. Thanks. Reviewed-by: Jiri Pirko <jpirko@redhat.com> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Jiri Pirko <jpirko@redhat.com> Date: Wed, 3 Mar 2010 09:59:58 +0100 > Wed, Mar 03, 2010 at 09:46:10AM CET, error27@gmail.com wrote: >>The original code dereferenced "cpmac_mii" after calling >>"mdiobus_free(cpmac_mii);" >> >>Signed-off-by: Dan Carpenter <error27@gmail.com> >>--- >>Found by a static checker and not tested. Sorry. :/ >> >>diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c >>index b85c81f..9d48942 100644 >>--- a/drivers/net/cpmac.c >>+++ b/drivers/net/cpmac.c >>@@ -1290,8 +1290,8 @@ void __devexit cpmac_exit(void) >> { >> platform_driver_unregister(&cpmac_driver); >> mdiobus_unregister(cpmac_mii); >>- mdiobus_free(cpmac_mii); >> iounmap(cpmac_mii->priv); >>+ mdiobus_free(cpmac_mii); >> } >> >> module_init(cpmac_init); > > Looks good. Thanks. > > Reviewed-by: Jiri Pirko <jpirko@redhat.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c index b85c81f..9d48942 100644 --- a/drivers/net/cpmac.c +++ b/drivers/net/cpmac.c @@ -1290,8 +1290,8 @@ void __devexit cpmac_exit(void) { platform_driver_unregister(&cpmac_driver); mdiobus_unregister(cpmac_mii); - mdiobus_free(cpmac_mii); iounmap(cpmac_mii->priv); + mdiobus_free(cpmac_mii); } module_init(cpmac_init);
The original code dereferenced "cpmac_mii" after calling "mdiobus_free(cpmac_mii);" Signed-off-by: Dan Carpenter <error27@gmail.com> --- Found by a static checker and not tested. Sorry. :/ -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html