Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e42734e270b9e5ada83188d73b733533ce11ee4a
Commit: e42734e270b9e5ada83188d73b733533ce11ee4a
Parent: da1cf23efe0c067ef95e4702b386e6e1baab10c7
Author: Stefan Bader <[EMAIL PROTECTED]>
AuthorDate: Fri Dec 15 17:18:30 2006 +0100
Committer: Martin Schwidefsky <[EMAIL PROTECTED]>
CommitDate: Fri Dec 15 17:18:30 2006 +0100
[S390] cio: css_register_subchannel race.
Asynchronous probe can release memory of a subchannel before
css_get_ssd_info is called. To fix this call css_get_ssd_info
before registering with driver core.
Signed-off-by: Stefan Bader <[EMAIL PROTECTED]>
Signed-off-by: Martin Schwidefsky <[EMAIL PROTECTED]>
---
drivers/s390/cio/css.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 4c81d89..9d6c024 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -139,6 +139,8 @@ css_register_subchannel(struct subchannel *sch)
sch->dev.release = &css_subchannel_release;
sch->dev.groups = subch_attr_groups;
+ css_get_ssd_info(sch);
+
/* make it known to the system */
ret = css_sch_device_register(sch);
if (ret) {
@@ -146,7 +148,6 @@ css_register_subchannel(struct subchannel *sch)
__func__, sch->dev.bus_id);
return ret;
}
- css_get_ssd_info(sch);
return ret;
}
-
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