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authorMilan Broz <mbroz@redhat.com>2009-06-30 15:18:14 +0100
committerAlasdair G Kergon <agk@redhat.com>2009-06-30 15:18:14 +0100
commit874d2f61d31e596c36af7732dc1b3aa2dc233824 (patch)
tree5d135e78c6d8cabcaab563239933bf21ac3a7203 /drivers/md
parent5a4f13fad1ab5bd08dea78fc55321e429d83cddf (diff)
dm exception store: really fix type lookup
Fix exception store name handling. We need to reference exception store by zero terminated string. Fixes regression introduced in commit f6bd4eb73cdf2a5bf954e497972842f39cabb7e3 Cc: Yi Yang <yi.y.yang@intel.com> Cc: Jonathan Brassow <jbrassow@redhat.com> Cc: stable@kernel.org Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Milan Broz <mbroz@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-exception-store.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index c3ae51584b1..3710ff88fc1 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -195,7 +195,7 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
struct dm_exception_store **store)
{
int r = 0;
- struct dm_exception_store_type *type;
+ struct dm_exception_store_type *type = NULL;
struct dm_exception_store *tmp_store;
char persistent;
@@ -211,12 +211,15 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
}
persistent = toupper(*argv[1]);
- if (persistent != 'P' && persistent != 'N') {
+ if (persistent == 'P')
+ type = get_type("P");
+ else if (persistent == 'N')
+ type = get_type("N");
+ else {
ti->error = "Persistent flag is not P or N";
return -EINVAL;
}
- type = get_type(&persistent);
if (!type) {
ti->error = "Exception store type not recognised";
r = -EINVAL;