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authorPranjal Ramajor Asha Kanojiya <quic_pkanojiy@quicinc.com>2023-12-08 09:31:00 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-01-10 17:16:47 +0100
commitefcedd56998b4f863fdd76740f65cb49f7dc8e2b (patch)
tree49aad9dd51cf29c37e6fb0e1642e3d28a3eb7c07 /drivers
parent30912a7f64de49408c9c0596937717770f1e7a63 (diff)
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accel/qaic: Fix GEM import path code
[ Upstream commit c8b6f4ad2ff9c6d88cdeb9acf16d0c4a323dd499 ] Do not modify the size of dmabuf as it is immutable. Fixes: ff13be830333 ("accel/qaic: Add datapath") Signed-off-by: Pranjal Ramajor Asha Kanojiya <quic_pkanojiy@quicinc.com> Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20231208163101.1295769-2-quic_jhugo@quicinc.com Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/accel/qaic/qaic_data.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/accel/qaic/qaic_data.c b/drivers/accel/qaic/qaic_data.c
index f4b06792c6f1..ed1a5af434f2 100644
--- a/drivers/accel/qaic/qaic_data.c
+++ b/drivers/accel/qaic/qaic_data.c
@@ -766,7 +766,6 @@ struct drm_gem_object *qaic_gem_prime_import(struct drm_device *dev, struct dma_
struct dma_buf_attachment *attach;
struct drm_gem_object *obj;
struct qaic_bo *bo;
- size_t size;
int ret;
bo = qaic_alloc_init_bo();
@@ -784,13 +783,12 @@ struct drm_gem_object *qaic_gem_prime_import(struct drm_device *dev, struct dma_
goto attach_fail;
}
- size = PAGE_ALIGN(attach->dmabuf->size);
- if (size == 0) {
+ if (!attach->dmabuf->size) {
ret = -EINVAL;
goto size_align_fail;
}
- drm_gem_private_object_init(dev, obj, size);
+ drm_gem_private_object_init(dev, obj, attach->dmabuf->size);
/*
* skipping dma_buf_map_attachment() as we do not know the direction
* just yet. Once the direction is known in the subsequent IOCTL to