Hi Konrad, On 04/26/2012 09:42 PM, Konrad Rzeszutek Wilk wrote: > On Sun, Apr 22, 2012 at 11:57:40AM +0200, Julia Lawall wrote: >> From: Julia Lawall <Julia.Lawall@xxxxxxx> >> >> The operations in the subsequent error-handling code appear to be also >> useful here. > > How about doing it this way? Looks good to me. > Florian, are you OK me carrying this patch in my tree for Linus or would > you prefer to do it? Yes, I'm okay with you carrying this patch. Feel free to add Acked-by: Florian Tobias Schandinat <FlorianSchandinat@xxxxxx> Best regards, Florian Tobias Schandinat > > commit a833fb9973b47cb30d1086e73f20b62a425bcd85 > Author: Julia Lawall <Julia.Lawall@xxxxxxx> > Date: Sun Apr 22 11:57:40 2012 +0200 > > drivers/video/xen-fbfront.c: add missing cleanup code > > The operations in the subsequent error-handling code appear to be also > useful here. > > Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx> > [v1: Collapse some of the error handling functions] > Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> > > diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c > index cb4529c..aa42160 100644 > --- a/drivers/video/xen-fbfront.c > +++ b/drivers/video/xen-fbfront.c > @@ -458,26 +458,31 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, > xenfb_init_shared_page(info, fb_info); > > ret = xenfb_connect_backend(dev, info); > - if (ret < 0) > - goto error; > + if (ret < 0) { > + xenbus_dev_fatal(dev, ret, "xenfb_connect_backend"); > + goto error_fb; > + } > > ret = register_framebuffer(fb_info); > if (ret) { > - fb_deferred_io_cleanup(fb_info); > - fb_dealloc_cmap(&fb_info->cmap); > - framebuffer_release(fb_info); > xenbus_dev_fatal(dev, ret, "register_framebuffer"); > - goto error; > + goto error_fb; > } > info->fb_info = fb_info; > > xenfb_make_preferred_console(); > return 0; > > - error_nomem: > - ret = -ENOMEM; > - xenbus_dev_fatal(dev, ret, "allocating device memory"); > - error: > +error_fb: > + fb_deferred_io_cleanup(fb_info); > + fb_dealloc_cmap(&fb_info->cmap); > + framebuffer_release(fb_info); > +error_nomem: > + if (!ret) { > + ret = -ENOMEM; > + xenbus_dev_fatal(dev, ret, "allocating device memory"); > + } > +error: > xenfb_remove(dev); > return ret; > } > > > >> >> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx> >> >> --- >> Not tested. >> >> drivers/video/xen-fbfront.c | 7 ++++++- >> 1 file changed, 6 insertions(+), 1 deletion(-) >> >> diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c >> index cb4529c..b0bd59c 100644 >> --- a/drivers/video/xen-fbfront.c >> +++ b/drivers/video/xen-fbfront.c >> @@ -458,8 +458,13 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, >> xenfb_init_shared_page(info, fb_info); >> >> ret = xenfb_connect_backend(dev, info); >> - if (ret < 0) >> + if (ret < 0) { >> + fb_deferred_io_cleanup(fb_info); >> + fb_dealloc_cmap(&fb_info->cmap); >> + framebuffer_release(fb_info); >> + xenbus_dev_fatal(dev, ret, "xenfb_connect_backend"); >> goto error; >> + } >> >> ret = register_framebuffer(fb_info); >> if (ret) { >> >> >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@xxxxxxxxxxxxx >> http://lists.xen.org/xen-devel > -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html