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Don't dereference NULL dentry for NFS root (BG/l testing).
authoradilger <adilger>
Tue, 27 Jan 2004 23:39:17 +0000 (23:39 +0000)
committeradilger <adilger>
Tue, 27 Jan 2004 23:39:17 +0000 (23:39 +0000)
b=2464

lustre/kernel_patches/patches/vfs_intent-2.4.18-18-chaos65.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.19-pre1.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.19-suse.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.20-hp.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.20-rh.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.20-vanilla.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.21-chaos.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.21-suse2.patch patch | blob | history
lustre/kernel_patches/patches/vfs_intent-2.4.22-rh.patch patch | blob | history

diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.18-18-chaos65.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.18-18-chaos65.patch
index 7f16189..2efed4f 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.18-18-chaos65.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.18-18-chaos65.patch
@@ -467,11 +467,11 @@
 +                                                &dentry->d_name, 0, NULL);
 +                              d_invalidate(dentry);
 +                              dput(dentry);
-+                                if (IS_ERR(new)) { 
-+                                        err = PTR_ERR(new);
-+                                        break;
-+                                }
-+                                nd->dentry = new;
++                              if (IS_ERR(new)) { 
++                                      err = PTR_ERR(new);
++                                      break;
++                              }
++                              nd->dentry = new;
 +                      }
 +              }
 +              else if (dentry && dentry->d_op && dentry->d_op->d_revalidate){
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.19-pre1.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.19-pre1.patch
index 43abf92..98fd550 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.19-pre1.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.19-pre1.patch
@@ -1621,9 +1621,9 @@ Index: linux-2.4.19-pre1/include/linux/dcache.h
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.19-suse.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.19-suse.patch
index 4e37bb8..b49babd 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.19-suse.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.19-suse.patch
@@ -1601,9 +1601,9 @@ Index: linux-2.4.19.SuSE/include/linux/dcache.h
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.20-hp.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.20-hp.patch
index 8cd3657..a632e00 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.20-hp.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.20-hp.patch
@@ -1675,9 +1675,9 @@
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.20-rh.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.20-rh.patch
index 7334495..f9096db 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.20-rh.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.20-rh.patch
@@ -374,11 +374,11 @@
 +                                                &dentry->d_name, 0, NULL);
 +                              d_invalidate(dentry);
 +                              dput(dentry);
-+                                if (IS_ERR(new)) { 
-+                                        err = PTR_ERR(new);
-+                                        break;
-+                                }
-+                                nd->dentry = new;
++                              if (IS_ERR(new)) {
++                                      err = PTR_ERR(new);
++                                      break;
++                              }
++                              nd->dentry = new;
 +                      }
 +              } else
                if (dentry && dentry->d_op && dentry->d_op->d_revalidate) {
@@ -1473,8 +1473,8 @@
  {
        struct inode * inode = dentry->d_inode;
 -      if (inode->i_op && inode->i_op->revalidate)
-+        if (!inode)
-+                return -ENOENT;
++      if (!inode)
++              return -ENOENT;
 +      if (inode->i_op && inode->i_op->revalidate_it)
 +              return inode->i_op->revalidate_it(dentry, it);
 +      else if (inode->i_op && inode->i_op->revalidate)
@@ -1608,9 +1608,9 @@
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.20-vanilla.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.20-vanilla.patch
index 3eca972..c4c79b1 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.20-vanilla.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.20-vanilla.patch
@@ -419,11 +419,11 @@
 +                                                &dentry->d_name, 0, NULL);
 +                              d_invalidate(dentry);
 +                              dput(dentry);
-+                                if (IS_ERR(new)) { 
-+                                        err = PTR_ERR(new);
-+                                        break;
-+                                }
-+                                nd->dentry = new;
++                              if (IS_ERR(new)) { 
++                                      err = PTR_ERR(new);
++                                      break;
++                              }
++                              nd->dentry = new;
 +                      }
 +              } else
                if (dentry && dentry->d_op && dentry->d_op->d_revalidate) {
@@ -1583,9 +1583,9 @@
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.21-chaos.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.21-chaos.patch
index 6affaed..1ceb50d 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.21-chaos.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.21-chaos.patch
@@ -1605,9 +1605,9 @@ Index: linux-2.4.21-chaos/include/linux/dcache.h
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.21-suse2.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.21-suse2.patch
index 1e78f10..98c6c37 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.21-suse2.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.21-suse2.patch
@@ -1613,9 +1613,9 @@ Index: linux-2.4.21-suse2/include/linux/dcache.h
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
diff --git a/lustre/kernel_patches/patches/vfs_intent-2.4.22-rh.patch b/lustre/kernel_patches/patches/vfs_intent-2.4.22-rh.patch
index 5f266a8..ace8619 100644 (file)
--- a/lustre/kernel_patches/patches/vfs_intent-2.4.22-rh.patch
+++ b/lustre/kernel_patches/patches/vfs_intent-2.4.22-rh.patch
@@ -1583,9 +1583,9 @@
 +      void (*d_unpin)(struct dentry *, struct vfsmount *, int);
  };
  
-+#define PIN(de,mnt,flag)  if (de->d_op && de->d_op->d_pin) \
++#define PIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_pin) \
 +                              de->d_op->d_pin(de, mnt, flag);
-+#define UNPIN(de,mnt,flag)  if (de->d_op && de->d_op->d_unpin) \
++#define UNPIN(de,mnt,flag)  if (de && de->d_op && de->d_op->d_unpin) \
 +                              de->d_op->d_unpin(de, mnt, flag);
 +
 +
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