summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--net/9p/client.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/9p/client.c b/net/9p/client.c
index 52a5497cfca7..61461b9fa134 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1594,7 +1594,9 @@ p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to,
}
if (rsize < received) {
pr_err("bogus RREAD count (%u > %u)\n", received, rsize);
- received = rsize;
+ *err = -EIO;
+ p9_req_put(clnt, req);
+ return 0;
}
p9_debug(P9_DEBUG_9P, "<<< RREAD count %u\n", received);
@@ -1661,7 +1663,10 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err)
}
if (rsize < written) {
pr_err("bogus RWRITE count (%u > %u)\n", written, rsize);
- written = rsize;
+ *err = -EIO;
+ iov_iter_revert(from, count - iov_iter_count(from));
+ p9_req_put(clnt, req);
+ break;
}
p9_debug(P9_DEBUG_9P, "<<< RWRITE count %u\n", written);
@@ -1713,7 +1718,7 @@ p9_client_write_subreq(struct netfs_io_subrequest *subreq)
if (written > len) {
pr_err("bogus RWRITE count (%d > %u)\n", written, len);
- written = len;
+ written = -EIO;
}
p9_debug(P9_DEBUG_9P, "<<< RWRITE count %d\n", len);
@@ -2145,7 +2150,8 @@ int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset)
}
if (rsize < count) {
pr_err("bogus RREADDIR count (%u > %u)\n", count, rsize);
- count = rsize;
+ err = -EIO;
+ goto free_and_error;
}
p9_debug(P9_DEBUG_9P, "<<< RREADDIR count %u\n", count);