Re: [PATCH v2 2.6.38-rc8-tip 5/20] 5: Uprobes: register/unregister probes.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



* Steven Rostedt <rostedt@xxxxxxxxxxx> [2011-03-14 12:00:33]:

> On Mon, 2011-03-14 at 19:04 +0530, Srikar Dronamraju wrote:
> > +/* Returns 0 if it can install one probe */
> > +int register_uprobe(struct inode *inode, loff_t offset,
> > +                               struct uprobe_consumer *consumer)
> > +{
> > +       struct prio_tree_iter iter;
> > +       struct list_head tmp_list;
> > +       struct address_space *mapping;
> > +       struct mm_struct *mm, *tmpmm;
> > +       struct vm_area_struct *vma;
> > +       struct uprobe *uprobe;
> > +       int ret = -1;
> > +
> > +       if (!inode || !consumer || consumer->next)
> > +               return -EINVAL;
> > +       uprobe = uprobes_add(inode, offset);
> 
> What happens if uprobes_add() returns NULL?
> 
Right again, I should have added a check to see if uprobes_add
hasnt returned NULL.

-- 
Thanks and Regards
Srikar

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@xxxxxxxxxx  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>


[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Bugtraq]     [Linux]     [Linux OMAP]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]