ALSA: info - Use standard types for info callbacks

Use loff_t, size_t and ssize_t for arguments of info callbacks
to follow the standard procfs.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/emu10k1/emuproc.c b/sound/pci/emu10k1/emuproc.c
index baa7cd5..347b241 100644
--- a/sound/pci/emu10k1/emuproc.c
+++ b/sound/pci/emu10k1/emuproc.c
@@ -341,10 +341,10 @@
 #define TOTAL_SIZE_CODE		(0x200*8)
 #define A_TOTAL_SIZE_CODE	(0x400*8)
 
-static long snd_emu10k1_fx8010_read(struct snd_info_entry *entry,
-				    void *file_private_data,
-				    struct file *file, char __user *buf,
-				    unsigned long count, unsigned long pos)
+static ssize_t snd_emu10k1_fx8010_read(struct snd_info_entry *entry,
+				       void *file_private_data,
+				       struct file *file, char __user *buf,
+				       size_t count, loff_t pos)
 {
 	long size;
 	struct snd_emu10k1 *emu = entry->private_data;