Re: [PATCH 3/7] mm/slub.c: remove invalid reference to list iterator variable
On Sun, 8 Jul 2012, Julia Lawall wrote: > From: Julia Lawall > > If list_for_each_entry, etc complete a traversal of the list, the iterator > variable ends up pointing to an address at an offset from the list head, > and not a meaningful structure. Thus this value should not be used after > the end of the iterator. The patch replaces s->name by al->name, which is > referenced nearby. Acked-by: Christoph Lameter -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH 3/7] mm/slub.c: remove invalid reference to list iterator variable
On Sun, 8 Jul 2012, Julia Lawall wrote: > From: Julia Lawall > > If list_for_each_entry, etc complete a traversal of the list, the iterator > variable ends up pointing to an address at an offset from the list head, > and not a meaningful structure. Thus this value should not be used after > the end of the iterator. The patch replaces s->name by al->name, which is > referenced nearby. > > This problem was found using Coccinelle (http://coccinelle.lip6.fr/). > > Signed-off-by: Julia Lawall > > --- > mm/slub.c |2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/mm/slub.c b/mm/slub.c > index cc4ed03..ef9bf01 100644 > --- a/mm/slub.c > +++ b/mm/slub.c > @@ -5395,7 +5395,7 @@ static int __init slab_sysfs_init(void) > err = sysfs_slab_alias(al->s, al->name); > if (err) > printk(KERN_ERR "SLUB: Unable to add boot slab alias" > - " %s to sysfs\n", s->name); > + " %s to sysfs\n", al->name); > kfree(al); > } Applied, thanks! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH 3/7] mm/slub.c: remove invalid reference to list iterator variable
On Sun, 8 Jul 2012, Julia Lawall wrote: From: Julia Lawall julia.law...@lip6.fr If list_for_each_entry, etc complete a traversal of the list, the iterator variable ends up pointing to an address at an offset from the list head, and not a meaningful structure. Thus this value should not be used after the end of the iterator. The patch replaces s-name by al-name, which is referenced nearby. This problem was found using Coccinelle (http://coccinelle.lip6.fr/). Signed-off-by: Julia Lawall julia.law...@lip6.fr --- mm/slub.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/slub.c b/mm/slub.c index cc4ed03..ef9bf01 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -5395,7 +5395,7 @@ static int __init slab_sysfs_init(void) err = sysfs_slab_alias(al-s, al-name); if (err) printk(KERN_ERR SLUB: Unable to add boot slab alias - %s to sysfs\n, s-name); + %s to sysfs\n, al-name); kfree(al); } Applied, thanks! -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH 3/7] mm/slub.c: remove invalid reference to list iterator variable
On Sun, 8 Jul 2012, Julia Lawall wrote: From: Julia Lawall julia.law...@lip6.fr If list_for_each_entry, etc complete a traversal of the list, the iterator variable ends up pointing to an address at an offset from the list head, and not a meaningful structure. Thus this value should not be used after the end of the iterator. The patch replaces s-name by al-name, which is referenced nearby. Acked-by: Christoph Lameter c...@linux.com -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 3/7] mm/slub.c: remove invalid reference to list iterator variable
From: Julia Lawall If list_for_each_entry, etc complete a traversal of the list, the iterator variable ends up pointing to an address at an offset from the list head, and not a meaningful structure. Thus this value should not be used after the end of the iterator. The patch replaces s->name by al->name, which is referenced nearby. This problem was found using Coccinelle (http://coccinelle.lip6.fr/). Signed-off-by: Julia Lawall --- mm/slub.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/slub.c b/mm/slub.c index cc4ed03..ef9bf01 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -5395,7 +5395,7 @@ static int __init slab_sysfs_init(void) err = sysfs_slab_alias(al->s, al->name); if (err) printk(KERN_ERR "SLUB: Unable to add boot slab alias" - " %s to sysfs\n", s->name); + " %s to sysfs\n", al->name); kfree(al); } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 3/7] mm/slub.c: remove invalid reference to list iterator variable
From: Julia Lawall julia.law...@lip6.fr If list_for_each_entry, etc complete a traversal of the list, the iterator variable ends up pointing to an address at an offset from the list head, and not a meaningful structure. Thus this value should not be used after the end of the iterator. The patch replaces s-name by al-name, which is referenced nearby. This problem was found using Coccinelle (http://coccinelle.lip6.fr/). Signed-off-by: Julia Lawall julia.law...@lip6.fr --- mm/slub.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/slub.c b/mm/slub.c index cc4ed03..ef9bf01 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -5395,7 +5395,7 @@ static int __init slab_sysfs_init(void) err = sysfs_slab_alias(al-s, al-name); if (err) printk(KERN_ERR SLUB: Unable to add boot slab alias -%s to sysfs\n, s-name); +%s to sysfs\n, al-name); kfree(al); } -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/