aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/char/ppdev.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c
index 02819e0703c8..87885d146dbb 100644
--- a/drivers/char/ppdev.c
+++ b/drivers/char/ppdev.c
@@ -290,6 +290,7 @@ static int register_device(int minor, struct pp_struct *pp)
290 struct pardevice *pdev = NULL; 290 struct pardevice *pdev = NULL;
291 char *name; 291 char *name;
292 struct pardev_cb ppdev_cb; 292 struct pardev_cb ppdev_cb;
293 int rc = 0;
293 294
294 name = kasprintf(GFP_KERNEL, CHRDEV "%x", minor); 295 name = kasprintf(GFP_KERNEL, CHRDEV "%x", minor);
295 if (name == NULL) 296 if (name == NULL)
@@ -298,8 +299,8 @@ static int register_device(int minor, struct pp_struct *pp)
298 port = parport_find_number(minor); 299 port = parport_find_number(minor);
299 if (!port) { 300 if (!port) {
300 pr_warn("%s: no associated port!\n", name); 301 pr_warn("%s: no associated port!\n", name);
301 kfree(name); 302 rc = -ENXIO;
302 return -ENXIO; 303 goto err;
303 } 304 }
304 305
305 memset(&ppdev_cb, 0, sizeof(ppdev_cb)); 306 memset(&ppdev_cb, 0, sizeof(ppdev_cb));
@@ -308,16 +309,18 @@ static int register_device(int minor, struct pp_struct *pp)
308 ppdev_cb.private = pp; 309 ppdev_cb.private = pp;
309 pdev = parport_register_dev_model(port, name, &ppdev_cb, minor); 310 pdev = parport_register_dev_model(port, name, &ppdev_cb, minor);
310 parport_put_port(port); 311 parport_put_port(port);
311 kfree(name);
312 312
313 if (!pdev) { 313 if (!pdev) {
314 pr_warn("%s: failed to register device!\n", name); 314 pr_warn("%s: failed to register device!\n", name);
315 return -ENXIO; 315 rc = -ENXIO;
316 goto err;
316 } 317 }
317 318
318 pp->pdev = pdev; 319 pp->pdev = pdev;
319 dev_dbg(&pdev->dev, "registered pardevice\n"); 320 dev_dbg(&pdev->dev, "registered pardevice\n");
320 return 0; 321err:
322 kfree(name);
323 return rc;
321} 324}
322 325
323static enum ieee1284_phase init_phase(int mode) 326static enum ieee1284_phase init_phase(int mode)