tmakin/tegra-linux-noble
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

vfio/pci: fix potential memory leak in vfio_intx_enable()

Browse Source 
BugLink: https://bugs.launchpad.net/bugs/2073603

[ Upstream commit 82b951e6fbd31d85ae7f4feb5f00ddd4c5d256e2 ]

If vfio_irq_ctx_alloc() failed will lead to 'name' memory leak.

Fixes: 18c198c96a81 ("vfio/pci: Create persistent INTx handler")
Signed-off-by: Ye Bin <yebin10@huawei.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Acked-by: Reinette Chatre <reinette.chatre@intel.com>
Link: https://lore.kernel.org/r/20240415015029.3699844-1-yebin10@huawei.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Portia Stephens <portia.stephens@canonical.com>
Signed-off-by: Roxana Nicolescu <roxana.nicolescu@canonical.com>
This commit is contained in:
Ye Bin
2024-04-15 09:50:29 +08:00
committed by Roxana Nicolescu
parent 41d23ec3ab
commit 1f0584d4f5
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/vfio/pci/vfio_pci_intrs.c
+3 -1
View File
@@ -277,8 +277,10 @@ static int vfio_intx_enable(struct vfio_pci_core_device *vdev,
return -ENOMEM;
ctx = vfio_irq_ctx_alloc(vdev, 0);
if (!ctx)
if (!ctx) {
kfree(name);
return -ENOMEM;
}
ctx->name = name;
ctx->trigger = trigger;