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authorFrank Sorenson <sorenson@redhat.com>2021-03-08 12:12:13 -0600
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2021-03-08 13:40:12 -0500
commitad3dbe35c833c2d4d0bbf3f04c785d32f931e7c9 (patch)
treeff0e47993c212c64c296eea96f00fb8fe02b085e /fs/nfs
parenta0590473c5e6c4ef17c3132ad08fbad170f72d55 (diff)
NFS: Correct size calculation for create reply length
CREATE requests return a post_op_fh3, rather than nfs_fh3. The post_op_fh3 includes an extra word to indicate 'handle_follows'. Without that additional word, create fails when full 64-byte filehandles are in use. Add NFS3_post_op_fh_sz, and correct the size calculation for NFS3_createres_sz. Signed-off-by: Frank Sorenson <sorenson@redhat.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs3xdr.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index ca10072644ff..ed1c83738c30 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -36,6 +36,7 @@
#define NFS3_pagepad_sz (1) /* Page padding */
#define NFS3_fhandle_sz (1+16)
#define NFS3_fh_sz (NFS3_fhandle_sz) /* shorthand */
+#define NFS3_post_op_fh_sz (1+NFS3_fh_sz)
#define NFS3_sattr_sz (15)
#define NFS3_filename_sz (1+(NFS3_MAXNAMLEN>>2))
#define NFS3_path_sz (1+(NFS3_MAXPATHLEN>>2))
@@ -73,7 +74,7 @@
#define NFS3_readlinkres_sz (1+NFS3_post_op_attr_sz+1+NFS3_pagepad_sz)
#define NFS3_readres_sz (1+NFS3_post_op_attr_sz+3+NFS3_pagepad_sz)
#define NFS3_writeres_sz (1+NFS3_wcc_data_sz+4)
-#define NFS3_createres_sz (1+NFS3_fh_sz+NFS3_post_op_attr_sz+NFS3_wcc_data_sz)
+#define NFS3_createres_sz (1+NFS3_post_op_fh_sz+NFS3_post_op_attr_sz+NFS3_wcc_data_sz)
#define NFS3_renameres_sz (1+(2 * NFS3_wcc_data_sz))
#define NFS3_linkres_sz (1+NFS3_post_op_attr_sz+NFS3_wcc_data_sz)
#define NFS3_readdirres_sz (1+NFS3_post_op_attr_sz+2+NFS3_pagepad_sz)