Merge branch 'upstream'

1 files changed, 12 insertions, 17 deletions

diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index bb33113eef9f..b53854325266 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -421,7 +421,10 @@ finish_inode:
                         ip->i_chash = chlnew;
                         chlnew->chl_ip = ip;
                         chlnew->chl_blkno = ip->i_blkno;
+                        if (ch->ch_list)
+                                ch->ch_list->chl_prev = chlnew;
                         chlnew->chl_next = ch->ch_list;
+                        chlnew->chl_prev = NULL;
                         ch->ch_list = chlnew;
                         chlnew = NULL;
                 }
@@ -723,23 +726,15 @@ xfs_iextract(
                 ASSERT(ip->i_cnext == ip && ip->i_cprev == ip);
                 ASSERT(ip->i_chash != NULL);
                 chm=NULL;
-                for (chl = ch->ch_list; chl != NULL; chl = chl->chl_next) {
-                        if (chl->chl_blkno == ip->i_blkno) {
-                                if (chm == NULL) {
-                                        /* first item on the list */
-                                        ch->ch_list = chl->chl_next;
-                                } else {
-                                        chm->chl_next = chl->chl_next;
-                                }
-                                kmem_zone_free(xfs_chashlist_zone, chl);
-                                break;
-                        } else {
-                                ASSERT(chl->chl_ip != ip);
-                                chm = chl;
-                        }
-                }
-                ASSERT_ALWAYS(chl != NULL);
-       } else {
+                chl = ip->i_chash;
+                if (chl->chl_prev)
+                        chl->chl_prev->chl_next = chl->chl_next;
+                else
+                        ch->ch_list = chl->chl_next;
+                if (chl->chl_next)
+                        chl->chl_next->chl_prev = chl->chl_prev;
+                kmem_zone_free(xfs_chashlist_zone, chl);
+        } else {
                 /* delete one inode from a non-empty list */
                 iq = ip->i_cnext;
                 iq->i_cprev = ip->i_cprev;