From ef44a1ec6eeef189998f84e7230e1d3535b01074 Mon Sep 17 00:00:00 2001 From: Li Zefan Date: Fri, 10 Apr 2009 09:43:08 +0800 Subject: ALSA: sound/core: use memdup_user() Remove open-coded memdup_user(). Signed-off-by: Li Zefan Signed-off-by: Takashi Iwai --- sound/core/seq/seq_compat.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'sound/core/seq') diff --git a/sound/core/seq/seq_compat.c b/sound/core/seq/seq_compat.c index 38693f4..c956fe4 100644 --- a/sound/core/seq/seq_compat.c +++ b/sound/core/seq/seq_compat.c @@ -48,12 +48,11 @@ static int snd_seq_call_port_info_ioctl(struct snd_seq_client *client, unsigned struct snd_seq_port_info *data; mm_segment_t fs; - data = kmalloc(sizeof(*data), GFP_KERNEL); - if (! data) - return -ENOMEM; + data = memdup_user(data32, sizeof(*data32)); + if (IS_ERR(data)) + return PTR_ERR(data); - if (copy_from_user(data, data32, sizeof(*data32)) || - get_user(data->flags, &data32->flags) || + if (get_user(data->flags, &data32->flags) || get_user(data->time_queue, &data32->time_queue)) goto error; data->kernel = NULL; -- cgit v1.1