/* * Apple Onboard Audio Alsa helpers * * Copyright 2006 Johannes Berg * * GPL v2, can be found in COPYING. */ #include #include "alsa.h" static int index = -1; module_param(index, int, 0444); MODULE_PARM_DESC(index, "index for AOA sound card."); static struct aoa_card *aoa_card; int aoa_alsa_init(char *name, struct module *mod, struct device *dev) { struct snd_card *alsa_card; int err; if (aoa_card) /* cannot be EEXIST due to usage in aoa_fabric_register */ return -EBUSY; err = snd_card_new(dev, index, name, mod, sizeof(struct aoa_card), &alsa_card); if (err < 0) return err; aoa_card = alsa_card->private_data; aoa_card->alsa_card = alsa_card; strlcpy(alsa_card->driver, "AppleOnbdAudio", sizeof(alsa_card->driver)); strlcpy(alsa_card->shortname, name, sizeof(alsa_card->shortname)); strlcpy(alsa_card->longname, name, sizeof(alsa_card->longname)); strlcpy(alsa_card->mixername, name, sizeof(alsa_card->mixername)); err = snd_card_register(aoa_card->alsa_card); if (err < 0) { printk(KERN_ERR "snd-aoa: couldn't register alsa card\n"); snd_card_free(aoa_card->alsa_card); aoa_card = NULL; return err; } return 0; } struct snd_card *aoa_get_card(void) { if (aoa_card) return aoa_card->alsa_card; return NULL; } EXPORT_SYMBOL_GPL(aoa_get_card); void aoa_alsa_cleanup(void) { if (aoa_card) { snd_card_free(aoa_card->alsa_card); aoa_card = NULL; } } int aoa_snd_device_new(enum snd_device_type type, void * device_data, struct snd_device_ops * ops) { struct snd_card *card = aoa_get_card(); int err; if (!card) return -ENOMEM; err = snd_device_new(card, type, device_data, ops); if (err) { printk(KERN_ERR "snd-aoa: failed to create snd device (%d)\n", err); return err; } err = snd_device_register(card, device_data); if (err) { printk(KERN_ERR "snd-aoa: failed to register " "snd device (%d)\n", err); printk(KERN_ERR "snd-aoa: have you forgotten the " "dev_register callback?\n"); snd_device_free(card, device_data); } return err; } EXPORT_SYMBOL_GPL(aoa_snd_device_new); int aoa_snd_ctl_add(struct snd_kcontrol* control) { int err; if (!aoa_card) return -ENODEV; err = snd_ctl_add(aoa_card->alsa_card, control); if (err) printk(KERN_ERR "snd-aoa: failed to add alsa control (%d)\n", err); return err; } EXPORT_SYMBOL_GPL(aoa_snd_ctl_add); x/net-next.git/log/tools/perf/pmu-events/arch/x86/sandybridge/cache.json'>
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authorHarsh Jain <harsh@chelsio.com>2017-02-01 21:10:28 +0530
committerHerbert Xu <herbert@gondor.apana.org.au>2017-02-03 17:45:48 +0800
commit0b529f143e8baad441a5aac9ad55ec2434d8fb46 (patch)
treefd816e548e12745d4776ad0bd661bec142d3ea06 /tools/perf/pmu-events/arch/x86/sandybridge/cache.json
parentc26819900036f5b91608051a0fc7c76f6b4ffc7b (diff)
crypto: algif_aead - Fix kernel panic on list_del
Kernel panics when userspace program try to access AEAD interface. Remove node from Linked List before freeing its memory. Cc: <stable@vger.kernel.org> Signed-off-by: Harsh Jain <harsh@chelsio.com> Reviewed-by: Stephan Müller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'tools/perf/pmu-events/arch/x86/sandybridge/cache.json')