ALSA: core: sparse cleanups

Change the core code where sparse complains.  In most cases, this means
just adding annotations to confirm that we indeed want to do the dirty
things we're doing.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Clemens Ladisch
2011-02-14 11:00:47 +01:00
committed by Takashi Iwai
parent 88b27fdac8
commit fea952e5cc
18 changed files with 160 additions and 137 deletions

View File

@@ -1052,7 +1052,7 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf,
} else {
#ifdef CONFIG_COMPAT
if (client->convert32 && snd_seq_ev_is_varusr(&event)) {
void *ptr = compat_ptr(event.data.raw32.d[1]);
void *ptr = (void __force *)compat_ptr(event.data.raw32.d[1]);
event.data.ext.ptr = ptr;
}
#endif
@@ -2407,7 +2407,7 @@ int snd_seq_kernel_client_ctl(int clientid, unsigned int cmd, void *arg)
if (client == NULL)
return -ENXIO;
fs = snd_enter_user();
result = snd_seq_do_ioctl(client, cmd, (void __user *)arg);
result = snd_seq_do_ioctl(client, cmd, (void __force __user *)arg);
snd_leave_user(fs);
return result;
}
@@ -2497,9 +2497,6 @@ static void snd_seq_info_dump_ports(struct snd_info_buffer *buffer,
}
void snd_seq_info_pool(struct snd_info_buffer *buffer,
struct snd_seq_pool *pool, char *space);
/* exported to seq_info.c */
void snd_seq_info_clients_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)