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drm/nouveau: Fix bridge reference leak in nv1a_ram_new()

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pci_get_domain_bus_and_slot() takes a reference to the PCI device,
which is never released once the memory size has been read from its
config space.  Drop the reference before returning.

Fixes: 2fa6d6cdaf ("drm/nouveau: deprecate pci_get_bus_and_slot()")
Cc: stable@vger.kernel.org
Signed-off-by: Wentao Liang <vulab@iscas.ac.cn>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patch.msgid.link/20260916180036.2090118-1-vulab@iscas.ac.cn
This commit is contained in:
Wentao Liang 2026-09-16 18:00:36 +00:00 committed by Lyude Paul
parent 1fca688e94
commit 67b4411538
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c
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@ -51,6 +51,8 @@ nv1a_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
mib = ((mem >> 4) & 127) + 1;
}
pci_dev_put(bridge);
return nvkm_ram_new_(&nv04_ram_func, fb, NVKM_RAM_TYPE_STOLEN,
mib * 1024 * 1024, pram);
}