[POWERPC] Fix modalias content in sysfs for macio devices

Currently the buf pointer is advanced too far during each iteration.
Also terminate the string with a newline.

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/drivers/macintosh/macio_sysfs.c b/drivers/macintosh/macio_sysfs.c
index 8566bdf..0a5647f 100644 (file)
--- a/drivers/macintosh/macio_sysfs.c
+++ b/drivers/macintosh/macio_sysfs.c
@@ -53,12 +53,14 @@ static ssize_t modalias_show (struct device *dev, struct device_attribute *attr,
        buf += length;
        while (cplen > 0) {
                int l;
-               length += sprintf (buf, "C%s", compat);
-               buf += length;
+               l = sprintf (buf, "C%s", compat);
+               length += l;
+               buf += l;
                l = strlen (compat) + 1;
                compat += l;
                cplen -= l;
        }
+       length += sprintf(buf, "\n");
 
        return length;
 }