[PATCH 1/4] void unregister_blkdev - do WARN_ON failure
When unregister_blkdev() has failed, something wrong happened.
This patch adds WARN_ON to notify such badness.
Cc: Jens Axboe <[EMAIL PROTECTED]>
Signed-off-by: Akinobu Mita <[EMAIL PROTECTED]>
---
block/genhd.c |5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
Index: 2.6-mm/block/genhd.c
===
--- 2.6-mm.orig/block/genhd.c
+++ 2.6-mm/block/genhd.c
@@ -120,9 +120,10 @@ int unregister_blkdev(unsigned int major
for (n = _names[index]; *n; n = &(*n)->next)
if ((*n)->major == major)
break;
- if (!*n || strcmp((*n)->name, name))
+ if (!*n || strcmp((*n)->name, name)) {
+ WARN_ON(1);
ret = -EINVAL;
- else {
+ } else {
p = *n;
*n = p->next;
}
-
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[PATCH 1/4] void unregister_blkdev - do WARN_ON failure
When unregister_blkdev() has failed, something wrong happened.
This patch adds WARN_ON to notify such badness.
Cc: Jens Axboe [EMAIL PROTECTED]
Signed-off-by: Akinobu Mita [EMAIL PROTECTED]
---
block/genhd.c |5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
Index: 2.6-mm/block/genhd.c
===
--- 2.6-mm.orig/block/genhd.c
+++ 2.6-mm/block/genhd.c
@@ -120,9 +120,10 @@ int unregister_blkdev(unsigned int major
for (n = major_names[index]; *n; n = (*n)-next)
if ((*n)-major == major)
break;
- if (!*n || strcmp((*n)-name, name))
+ if (!*n || strcmp((*n)-name, name)) {
+ WARN_ON(1);
ret = -EINVAL;
- else {
+ } else {
p = *n;
*n = p-next;
}
-
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Please read the FAQ at http://www.tux.org/lkml/
