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authorAl Viro <viro@zeniv.linux.org.uk>2011-03-10 03:45:07 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2011-03-10 03:45:07 -0500
commit4714e63731a8a641b5e0ed5e2e2191c13bf2d71a (patch)
treeb857a67b96e602835db64abd1e883c16691e5921 /fs
parent53fe924161ff18d24c5c1c256549e9c1b9874827 (diff)
downloadlinux-linaro-stable-4714e63731a8a641b5e0ed5e2e2191c13bf2d71a.tar.gz
ocfs2: fix d_revalidate oopsen on NFS exports
can't blindly check nd->flags in ->d_revalidate() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/ocfs2/dcache.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
index 6d80ecc7834f..7eb90403fc8a 100644
--- a/fs/ocfs2/dcache.c
+++ b/fs/ocfs2/dcache.c
@@ -56,7 +56,7 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
int ret = 0; /* if all else fails, just return false */
struct ocfs2_super *osb;
- if (nd->flags & LOOKUP_RCU)
+ if (nd && nd->flags & LOOKUP_RCU)
return -ECHILD;
inode = dentry->d_inode;