File fuse-handle-failure-to-allocate-req.patch of Package fuse

Overview Repositories Revisions Requests Users Attributes Meta

File fuse-handle-failure-to-allocate-req.patch of Package fuse (Revision 8c1cc4718b9105b2362f5c9b6d7f1165)

Currently displaying revision 8c1cc4718b9105b2362f5c9b6d7f1165 , Show latest

From 9294657fb966c685cf6a99f4bbe73a91eb2b8f3c Mon Sep 17 00:00:00 2001
From: Miklos Szeredi <mszeredi@suse.cz>
Date: Sun, 23 Oct 2011 10:07:20 +0200
Subject: Reply with ENOMEM in case of failure to allocate request

Reply to request with ENOMEM in case of failure to allocate request
structure.  Otherwise the task issuing the request will just freeze up
until the filesystem daemon is killed.  Reported by Stephan Kulow
---
 lib/fuse_lowlevel.c |   11 +++++++++++
 1 file changed, 11 insertions(+)

Index: fuse-2.8.5/lib/fuse_lowlevel.c
===================================================================
--- fuse-2.8.5.orig/lib/fuse_lowlevel.c	2010-09-28 10:03:09.000000000 +0200
+++ fuse-2.8.5/lib/fuse_lowlevel.c	2011-11-03 13:10:07.000000000 +0100
@@ -1467,7 +1467,18 @@ static void fuse_ll_process(void *data,
 
 	req = (struct fuse_req *) calloc(1, sizeof(struct fuse_req));
 	if (req == NULL) {
+		struct fuse_out_header out = {
+			.unique = in->unique,
+			.error = -ENOMEM,
+			.len = sizeof(struct fuse_out_header),
+		};
+		struct iovec iov = {
+			.iov_base = &out,
+			.iov_len = sizeof(struct fuse_out_header),
+		};
+
 		fprintf(stderr, "fuse: failed to allocate request\n");
+		fuse_chan_send(ch, &iov, 1);
 		return;
 	}

Places

File fuse-handle-failure-to-allocate-req.patch of Package fuse (Revision 8c1cc4718b9105b2362f5c9b6d7f1165)

Places