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authorGustavo A. R. Silva <garsilva@embeddedor.com>2017-11-08 20:49:19 -0600
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2017-11-17 16:43:51 -0500
commitfd53dde83978ba5f7db3183ce56b3a1c39f448b0 (patch)
tree5bc5a102e3db7c532983ccf8d6801d783f28a822 /fs
parent6c67a3e4a46a95c8aa8228dafb3676bc1a9b4871 (diff)
NFS: super: mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 703509 Addresses-Coverity-ID: 703510 Addresses-Coverity-ID: 703511 Addresses-Coverity-ID: 703512 Addresses-Coverity-ID: 703513 Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/super.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index c9d24bae3025..da19c723a244 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1456,18 +1456,21 @@ static int nfs_parse_mount_options(char *raw,
switch (token) {
case Opt_xprt_udp6:
protofamily = AF_INET6;
+ /* fall through */
case Opt_xprt_udp:
mnt->flags &= ~NFS_MOUNT_TCP;
mnt->nfs_server.protocol = XPRT_TRANSPORT_UDP;
break;
case Opt_xprt_tcp6:
protofamily = AF_INET6;
+ /* fall through */
case Opt_xprt_tcp:
mnt->flags |= NFS_MOUNT_TCP;
mnt->nfs_server.protocol = XPRT_TRANSPORT_TCP;
break;
case Opt_xprt_rdma6:
protofamily = AF_INET6;
+ /* fall through */
case Opt_xprt_rdma:
/* vector side protocols to TCP */
mnt->flags |= NFS_MOUNT_TCP;
@@ -1494,11 +1497,13 @@ static int nfs_parse_mount_options(char *raw,
switch (token) {
case Opt_xprt_udp6:
mountfamily = AF_INET6;
+ /* fall through */
case Opt_xprt_udp:
mnt->mount_server.protocol = XPRT_TRANSPORT_UDP;
break;
case Opt_xprt_tcp6:
mountfamily = AF_INET6;
+ /* fall through */
case Opt_xprt_tcp:
mnt->mount_server.protocol = XPRT_TRANSPORT_TCP;
break;
@@ -1988,9 +1993,9 @@ static int nfs23_validate_mount_data(void *options,
args->version = NFS_DEFAULT_VERSION;
switch (data->version) {
case 1:
- data->namlen = 0;
+ data->namlen = 0; /* fall through */
case 2:
- data->bsize = 0;
+ data->bsize = 0; /* fall through */
case 3:
if (data->flags & NFS_MOUNT_VER3)
goto out_no_v3;
@@ -1998,11 +2003,14 @@ static int nfs23_validate_mount_data(void *options,
memcpy(data->root.data, data->old_root.data, NFS2_FHSIZE);
/* Turn off security negotiation */
extra_flags |= NFS_MOUNT_SECFLAVOUR;
+ /* fall through */
case 4:
if (data->flags & NFS_MOUNT_SECFLAVOUR)
goto out_no_sec;
+ /* fall through */
case 5:
memset(data->context, 0, sizeof(data->context));
+ /* fall through */
case 6:
if (data->flags & NFS_MOUNT_VER3) {
if (data->root.size > NFS3_FHSIZE || data->root.size == 0)