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platform_kernel-5.15
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Input: fm801-gp - handle errors from pci_enable_device() 

Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Jeff Garzik 2006-10-12 01:06:53 -04:00 committed by Dmitry Torokhov
parent 23de1510e2
commit b435fdcda1
1 changed files with 15 additions and 7 deletions
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22
drivers/input/gameport/fm801-gp.c
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@ -82,17 +82,19 @@ static int __devinit fm801_gp_probe(struct pci_dev *pci, const struct pci_device
{ {
struct fm801_gp *gp; struct fm801_gp *gp;
struct gameport *port; struct gameport *port;
int error;
gp = kzalloc(sizeof(struct fm801_gp), GFP_KERNEL); gp = kzalloc(sizeof(struct fm801_gp), GFP_KERNEL);
port = gameport_allocate_port(); port = gameport_allocate_port();
if (!gp || !port) { if (!gp || !port) {
printk(KERN_ERR "fm801-gp: Memory allocation failed\n"); printk(KERN_ERR "fm801-gp: Memory allocation failed\n");
kfree(gp); error = -ENOMEM;
gameport_free_port(port); goto err_out_free;
return -ENOMEM;
} }
pci_enable_device(pci); error = pci_enable_device(pci);
if (error)
goto err_out_free;
port->open = fm801_gp_open; port->open = fm801_gp_open;
#ifdef HAVE_COOKED #ifdef HAVE_COOKED
@ -108,9 +110,8 @@ static int __devinit fm801_gp_probe(struct pci_dev *pci, const struct pci_device
if (!gp->res_port) { if (!gp->res_port) {
printk(KERN_DEBUG "fm801-gp: unable to grab region 0x%x-0x%x\n", printk(KERN_DEBUG "fm801-gp: unable to grab region 0x%x-0x%x\n",
port->io, port->io + 0x0f); port->io, port->io + 0x0f);
gameport_free_port(port); error = -EBUSY;
kfree(gp); goto err_out_disable_dev;
return -EBUSY;
} }
pci_set_drvdata(pci, gp); pci_set_drvdata(pci, gp);
@ -119,6 +120,13 @@ static int __devinit fm801_gp_probe(struct pci_dev *pci, const struct pci_device
gameport_register_port(port); gameport_register_port(port);
return 0; return 0;
err_out_disable_dev:
pci_disable_device(pci);
err_out_free:
gameport_free_port(port);
kfree(gp);
return error;
} }
static void __devexit fm801_gp_remove(struct pci_dev *pci) static void __devexit fm801_gp_remove(struct pci_dev *pci)