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backends/iommufd: Remove check on number of backend users

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QOM already has a ref count on objects and it will assert much
earlier, when INT_MAX is reached.

Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Cédric Le Goater 2023-12-22 08:55:23 +01:00
parent c817e5a377
commit c2ab3a6f74
1 changed files with 0 additions and 5 deletions
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5
backends/iommufd.c
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@ -80,11 +80,6 @@ int iommufd_backend_connect(IOMMUFDBackend *be, Error **errp)
int fd, ret = 0;
qemu_mutex_lock(&be->lock);
if (be->users == UINT32_MAX) {
error_setg(errp, "too many connections");
ret = -E2BIG;
goto out;
}
if (be->owned && !be->users) {
fd = qemu_open_old("/dev/iommu", O_RDWR);
if (fd < 0) {