fuse: check conn_error earlier
fc->conn_error is set once in FUSE_INIT reply and never cleared. Check it
in request allocation, there's no sense in doing all the preparation if
sending will surely fail.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Reviewed-by: Ashish Samant <ashish.samant@oracle.com>
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 9e0ed3e..155610f 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -168,6 +168,10 @@
if (!fc->connected)
goto out;
+ err = -ECONNREFUSED;
+ if (fc->conn_error)
+ goto out;
+
req = fuse_request_alloc(npages);
err = -ENOMEM;
if (!req) {
@@ -498,8 +502,6 @@
spin_lock(&fc->lock);
if (!fc->connected)
req->out.h.error = -ENOTCONN;
- else if (fc->conn_error)
- req->out.h.error = -ECONNREFUSED;
else {
req->in.h.unique = fuse_get_unique(fc);
queue_request(fc, req);