diff options
Diffstat (limited to 'drivers/fmc')
| -rw-r--r-- | drivers/fmc/fmc-chardev.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/fmc/fmc-chardev.c b/drivers/fmc/fmc-chardev.c index b071039..cc031db 100644 --- a/drivers/fmc/fmc-chardev.c +++ b/drivers/fmc/fmc-chardev.c @@ -136,6 +136,8 @@ static int fc_probe(struct fmc_device *fmc) /* Create a char device: we want to create it anew */ fc = kzalloc(sizeof(*fc), GFP_KERNEL); + if (!fc) + return -ENOMEM; fc->fmc = fmc; fc->misc.minor = MISC_DYNAMIC_MINOR; fc->misc.fops = &fc_fops; @@ -143,15 +145,18 @@ static int fc_probe(struct fmc_device *fmc) spin_lock(&fc_lock); ret = misc_register(&fc->misc); - if (ret < 0) { - kfree(fc->misc.name); - kfree(fc); - } else { - list_add(&fc->list, &fc_devices); - } + if (ret < 0) + goto err_unlock; + list_add(&fc->list, &fc_devices); spin_unlock(&fc_lock); dev_info(&fc->fmc->dev, "Created misc device \"%s\"\n", fc->misc.name); + return 0; + +err_unlock: + spin_unlock(&fc_lock); + kfree(fc->misc.name); + kfree(fc); return ret; } |
