Hi Am 27.02.23 um 11:07 schrieb Dan Carpenter:
The error codes are not set on these error paths. Fixes: 145eed48de27 ("fbdev: Remove conflicting devices on PCI bus") Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
Reviewed-by: Thomas Zimmermann <tzimmermann@xxxxxxx> with the comments below addressed.
--- drivers/video/fbdev/chipsfb.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/video/fbdev/chipsfb.c b/drivers/video/fbdev/chipsfb.c index cc37ec3f8fc1..98398789528a 100644 --- a/drivers/video/fbdev/chipsfb.c +++ b/drivers/video/fbdev/chipsfb.c @@ -358,16 +358,21 @@ static int chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent) if (rc) return rc;- if (pci_enable_device(dp) < 0) {+ rc = pci_enable_device(dp); + if (rc < 0) { dev_err(&dp->dev, "Cannot enable PCI device\n"); goto err_out; }- if ((dp->resource[0].flags & IORESOURCE_MEM) == 0)+ if ((dp->resource[0].flags & IORESOURCE_MEM) == 0) { + rc = -EINVAL;
I think ENODEV is more appropriate. And it's the default value from the original code.
goto err_disable; + } addr = pci_resource_start(dp, 0); - if (addr == 0) + if (addr == 0) { + rc = -EINVAL;
Same here. Best regards Thomas
goto err_disable; + }p = framebuffer_alloc(0, &dp->dev);if (p == NULL) { @@ -417,7 +422,8 @@ static int chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent)init_chips(p, addr); - if (register_framebuffer(p) < 0) {+ rc = register_framebuffer(p); + if (rc < 0) { dev_err(&dp->dev,"C&T 65550 framebuffer failed to register\n"); goto err_unmap; }
-- Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Maxfeldstr. 5, 90409 Nürnberg, Germany (HRB 36809, AG Nürnberg) Geschäftsführer: Ivo Totev
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