nfsd: nfs4xdr.c do-while is not a compound statement

The WRITEMEM macro produces sparse warnings of the form:
fs/nfsd/nfs4xdr.c:2668:2: warning: do-while statement is not a compound statement

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index d4b9d09a6683..14ba4d9b2859 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1160,11 +1160,11 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp)
         *p++ = htonl((u32)((n) >> 32));                         \
         *p++ = htonl((u32)(n));                                 \
 } while (0)
-#define WRITEMEM(ptr,nbytes)     do if (nbytes > 0) {           \
+#define WRITEMEM(ptr,nbytes)     do { if (nbytes > 0) {         \
         *(p + XDR_QUADLEN(nbytes) -1) = 0;                      \
         memcpy(p, ptr, nbytes);                                 \
         p += XDR_QUADLEN(nbytes);                               \
-} while (0)
+}} while (0)
 #define WRITECINFO(c)           do {                            \
         *p++ = htonl(c.atomic);                                 \
         *p++ = htonl(c.before_ctime_sec);                               \