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authorMiklos Szeredi <mszeredi@redhat.com>2016-12-09 16:45:04 +0100
committerMiklos Szeredi <mszeredi@redhat.com>2016-12-09 16:45:04 +0100
commitfd4a0edf2a3d781c6ae07d2810776ce22302ee1c (patch)
tree4ccfd06bc5705bc2903667043e4f9fdadb568d1b /fs/nfsd/nfs4xdr.c
parent2a07a1f5abba308729bd082dce4d035365165d85 (diff)
downloadop-kernel-dev-fd4a0edf2a3d781c6ae07d2810776ce22302ee1c.zip
op-kernel-dev-fd4a0edf2a3d781c6ae07d2810776ce22302ee1c.tar.gz
vfs: replace calling i_op->readlink with vfs_readlink()
Also check d_is_symlink() in callers instead of inode->i_op->readlink because following patches will allow NULL ->readlink for symlinks. Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4xdr.c')
-rw-r--r--fs/nfsd/nfs4xdr.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index c2d2895..645e1e3 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3576,10 +3576,10 @@ nfsd4_encode_readlink(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd
if (!p)
return nfserr_resource;
/*
- * XXX: By default, the ->readlink() VFS op will truncate symlinks
- * if they would overflow the buffer. Is this kosher in NFSv4? If
- * not, one easy fix is: if ->readlink() precisely fills the buffer,
- * assume that truncation occurred, and return NFS4ERR_RESOURCE.
+ * XXX: By default, vfs_readlink() will truncate symlinks if they
+ * would overflow the buffer. Is this kosher in NFSv4? If not, one
+ * easy fix is: if vfs_readlink() precisely fills the buffer, assume
+ * that truncation occurred, and return NFS4ERR_RESOURCE.
*/
nfserr = nfsd_readlink(readlink->rl_rqstp, readlink->rl_fhp,
(char *)p, &maxcount);
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