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Virtiofsd: fix memory leak on fuse queueinfo

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For fuse's queueinfo, both queueinfo array and queueinfos are allocated in
fv_queue_set_started() but not cleaned up when the daemon process quits.

This fixes the leak in proper places.

Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com>
Signed-off-by: Eric Ren <renzhen@linux.alibaba.com>
Reviewed-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Liu Bo 2019-06-25 05:53:47 +08:00 committed by Dr. David Alan Gilbert
parent fc3f0041b4
commit 740b0b700a
1 changed files with 8 additions and 0 deletions
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8
tools/virtiofsd/fuse_virtio.c
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@ -625,6 +625,8 @@ static void fv_queue_cleanup_thread(struct fv_VuDev *vud, int qidx)
}
close(ourqi->kill_fd);
ourqi->kick_fd = -1;
free(vud->qi[qidx]);
vud->qi[qidx] = NULL;
}
/* Callback from libvhost-user on start or stop of a queue */
@ -884,6 +886,12 @@ int virtio_session_mount(struct fuse_session *se)
void virtio_session_close(struct fuse_session *se)
{
close(se->vu_socketfd);
if (!se->virtio_dev) {
return;
}
free(se->virtio_dev->qi);
free(se->virtio_dev);
se->virtio_dev = NULL;
}