[kernel/f16] bsg: fix sysfs link remove warning (#787862)

[Dave Jones]

commit e16649a5ae70c3fb25628aa542185f6ecccb7623
Author: Dave Jones <davej at redhat.com>
Date:   Thu Feb 9 15:42:58 2012 -0500

    bsg: fix sysfs link remove warning (#787862)

 bsg-fix-sysfs-link-remove-warning.patch |   16 ++++++++++++++++
 kernel.spec                             |    7 +++++++
 2 files changed, 23 insertions(+), 0 deletions(-)
---
diff --git a/bsg-fix-sysfs-link-remove-warning.patch b/bsg-fix-sysfs-link-remove-warning.patch
new file mode 100644
index 0000000..6e76253
--- /dev/null
+++ b/bsg-fix-sysfs-link-remove-warning.patch
@@ -0,0 +1,16 @@
+diff --git a/block/bsg.c b/block/bsg.c
+index 4cf703f..ff64ae3 100644
+--- a/block/bsg.c
++++ b/block/bsg.c
+@@ -983,7 +983,8 @@ void bsg_unregister_queue(struct request_queue *q)
+ 
+ 	mutex_lock(&bsg_mutex);
+ 	idr_remove(&bsg_minor_idr, bcd->minor);
+-	sysfs_remove_link(&q->kobj, "bsg");
++	if (q->kobj.sd)
++		sysfs_remove_link(&q->kobj, "bsg");
+ 	device_unregister(bcd->class_dev);
+ 	bcd->class_dev = NULL;
+ 	kref_put(&bcd->ref, bsg_kref_release_function);
+-- 
+1.7.4.4
diff --git a/kernel.spec b/kernel.spec
index 041c1b4..1ba1d91 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -745,6 +745,8 @@ Patch12016: disable-i8042-check-on-apple-mac.patch
 
 Patch12025: block-readahead-block-plug.patch
 
+Patch12026: bsg-fix-sysfs-link-remove-warning.patch
+
 Patch12030: epoll-limit-paths.patch
 
 Patch12303: dmar-disable-when-ricoh-multifunction.patch
@@ -1458,6 +1460,8 @@ ApplyPatch disable-i8042-check-on-apple-mac.patch
 ApplyPatch epoll-limit-paths.patch
 ApplyPatch block-readahead-block-plug.patch
 
+ApplyPatch bsg-fix-sysfs-link-remove-warning.patch
+
 # rhbz#605888
 ApplyPatch dmar-disable-when-ricoh-multifunction.patch
 
@@ -2308,6 +2312,9 @@ fi
 # and build.
 
 %changelog
+* Thu Feb 09 2012 Dave Jones <davej at redhat.com>
+- bsg: fix sysfs link remove warning (#787862)
+
 * Wed Feb 08 2012 Josh Boyer <jwboyer at redhat.com>
 - Fix e1000e Tx hang check (rhbz 785806)
 - CVE-2011-4086 jbd2: unmapped buffer with _Unwritten or _Delay flags set can