9p: Kill set but unused variable in 9p_client_{read,write}() and p9_client_readdir()

Fixes the following warnings:

net/9p/client.c:1305:18: warning: variable ‘total’ set but not used [-Wunused-but-set-variable]
net/9p/client.c:1370:18: warning: variable ‘total’ set but not used [-Wunused-but-set-variable]
net/9p/client.c:1769:18: warning: variable ‘total’ set but not used [-Wunused-but-set-variable]

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/9p/client.c b/net/9p/client.c
index 48b8e08..0ce9592 100644 (file)
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1302,7 +1302,7 @@ int
 p9_client_read(struct p9_fid *fid, char *data, char __user *udata, u64 offset,
                                                                u32 count)
 {
-       int err, rsize, total;
+       int err, rsize;
        struct p9_client *clnt;
        struct p9_req_t *req;
        char *dataptr;
@@ -1311,7 +1311,6 @@ p9_client_read(struct p9_fid *fid, char *data, char __user *udata, u64 offset,
                                        (long long unsigned) offset, count);
        err = 0;
        clnt = fid->clnt;
-       total = 0;
 
        rsize = fid->iounit;
        if (!rsize || rsize > clnt->msize-P9_IOHDRSZ)
@@ -1367,7 +1366,7 @@ int
 p9_client_write(struct p9_fid *fid, char *data, const char __user *udata,
                                                        u64 offset, u32 count)
 {
-       int err, rsize, total;
+       int err, rsize;
        struct p9_client *clnt;
        struct p9_req_t *req;
 
@@ -1375,7 +1374,6 @@ p9_client_write(struct p9_fid *fid, char *data, const char __user *udata,
                                fid->fid, (long long unsigned) offset, count);
        err = 0;
        clnt = fid->clnt;
-       total = 0;
 
        rsize = fid->iounit;
        if (!rsize || rsize > clnt->msize-P9_IOHDRSZ)
@@ -1766,7 +1764,7 @@ EXPORT_SYMBOL_GPL(p9_client_xattrcreate);
 
 int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset)
 {
-       int err, rsize, total;
+       int err, rsize;
        struct p9_client *clnt;
        struct p9_req_t *req;
        char *dataptr;
@@ -1776,7 +1774,6 @@ int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset)
 
        err = 0;
        clnt = fid->clnt;
-       total = 0;
 
        rsize = fid->iounit;
        if (!rsize || rsize > clnt->msize-P9_READDIRHDRSZ)