A slightly unconventional approach to make the code more compact I could
live with, but let's give the poor reader *some* chance.
Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
---
fs/nfsd/nfs4xdr.c | 21 ++++++++++++++-------
1 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index c8bf405..42ef8ff 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1760,12 +1760,19 @@ static __be32 nfsd4_encode_fs_locations(struct svc_rqst *rqstp,
return 0;
}
-static u32 nfs4_ftypes[16] = {
- NF4BAD, NF4FIFO, NF4CHR, NF4BAD,
- NF4DIR, NF4BAD, NF4BLK, NF4BAD,
- NF4REG, NF4BAD, NF4LNK, NF4BAD,
- NF4SOCK, NF4BAD, NF4LNK, NF4BAD,
-};
+static u32 nfs4_file_type(umode_t mode)
+{
+ switch (mode & S_IFMT) {
+ case S_IFIFO: return NF4FIFO;
+ case S_IFCHR: return NF4CHR;
+ case S_IFDIR: return NF4DIR;
+ case S_IFBLK: return NF4BLK;
+ case S_IFLNK: return NF4LNK;
+ case S_IFREG: return NF4REG;
+ case S_IFSOCK: return NF4SOCK;
+ default: return NF4BAD;
+ };
+}
static __be32
nfsd4_encode_name(struct svc_rqst *rqstp, int whotype, uid_t id, int group,
@@ -1954,7 +1961,7 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
if (bmval0 & FATTR4_WORD0_TYPE) {
if ((buflen -= 4) < 0)
goto out_resource;
- dummy = nfs4_ftypes[(stat.mode & S_IFMT) >> 12];
+ dummy = nfs4_file_type(stat.mode);
if (dummy == NF4BAD)
goto out_serverfault;
WRITE32(dummy);
--
1.7.4.1
--
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