From fd67859d380b4c2af160d4aa3d8041bf63d7bd36 Mon Sep 17 00:00:00 2001 From: Devendra Naga Date: Tue, 10 Jul 2012 11:19:15 +0530 Subject: [PATCH] staging/sm7xxfb: return a proper err for smtc_alloc_fb_info failure as smtc_alloc_fb_info can fail, but we are returning the 0, how? because the pci_enable_device succeeded, which makes the probe return 0, and may cause panics or some strange problems at remove when driver unloaded by modprobe -r. so return err properly as smtc_alloc_fb_info is doing kzallocs its good to do -ENOMEM Signed-off-by: Devendra Naga Signed-off-by: Greg Kroah-Hartman --- drivers/staging/sm7xxfb/sm7xxfb.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/staging/sm7xxfb/sm7xxfb.c b/drivers/staging/sm7xxfb/sm7xxfb.c index 0c0b6035cb04..73951963c018 100644 --- a/drivers/staging/sm7xxfb/sm7xxfb.c +++ b/drivers/staging/sm7xxfb/sm7xxfb.c @@ -808,8 +808,10 @@ static int __devinit smtcfb_pci_probe(struct pci_dev *pdev, sfb = smtc_alloc_fb_info(pdev, name); - if (!sfb) + if (!sfb) { + err = -ENOMEM; goto failed_free; + } sfb->chip_id = ent->device; sprintf(name, "sm%Xfb", sfb->chip_id); -- 2.39.5