On Mon, Sep 06, 2010 at 04:39:14PM -0700, Nicholas A. Bellinger wrote:
> On Mon, 2010-09-06 at 16:41 -0700, Dmitry Torokhov wrote:
> > On Mon, Sep 06, 2010 at 03:32:20PM -0700, Nicholas A. Bellinger wrote:
> > > static int __init scsi_debug_init(void)
> > > {
> > > unsigned long sz;
> > > int host_to_add;
> > > int k;
> > > - int ret;
> > > + int ret = 0;
> > >
> >
> > Please do not initialize error condition with success; when adding
> > additional initialization it makes easy to miss assigning proper return
> > value (as you seem to have) and return success in case of failure.
>
> The reason this was added because my gcc (Debian 4.3.2-1.1) 4.3.2
> complained about this being possibily uninitialized..
>
And rightly so - you did not assign a value to it when handling
root_device_register() failure. Compiler warnings are generally there
for a reason, not just a nuisance that should be shut off without a
second thought.
--
Dmitry
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