提交 2b666ca4 编写于 作者: L Linus Torvalds

Merge branch 'fix/misc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

* 'fix/misc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
  ALSA: rawmidi: fix oops (use after free) when unloading a driver module
......@@ -535,13 +535,15 @@ static int snd_rawmidi_release(struct inode *inode, struct file *file)
{
struct snd_rawmidi_file *rfile;
struct snd_rawmidi *rmidi;
struct module *module;
rfile = file->private_data;
rmidi = rfile->rmidi;
rawmidi_release_priv(rfile);
kfree(rfile);
module = rmidi->card->module;
snd_card_file_remove(rmidi->card, file);
module_put(rmidi->card->module);
module_put(module);
return 0;
}
......
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