[PATCH] s390: Fix missing release function and cosmetic changes

- Use kzalloc() in blacklist.c.
- Kill unwanted casts in blacklist.c.
- Provide release function for struct channel_subsystem.

Signed-off-by: Cornelia Huck <huckc@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 9e9d4a157a4c..e565193650c7 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -444,6 +444,15 @@ css_generate_pgid(struct channel_subsystem *css, u32 tod_high)
 
 }
 
+static void
+channel_subsystem_release(struct device *dev)
+{
+        struct channel_subsystem *css;
+
+        css = to_css(dev);
+        kfree(css);
+}
+
 static inline void __init
 setup_css(int nr)
 {
@@ -453,6 +462,7 @@ setup_css(int nr)
         css[nr]->valid = 1;
         css[nr]->cssid = nr;
         sprintf(css[nr]->device.bus_id, "css%x", nr);
+        css[nr]->device.release = channel_subsystem_release;
         tod_high = (u32) (get_clock() >> 32);
         css_generate_pgid(css[nr], tod_high);
 }