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staging: vc04_services: vc-sm-cma: Fix smatch warnings #7116

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Merged
merged 1 commit into from
Nov 3, 2025
+2 −1
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staging: vc04_services: vc-sm-cma: Fix smatch warnings #7116

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3 changes: 2 additions & 1 deletion drivers/staging/vc04_services/vc-sm-cma/vc_sm.c
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Original file line number Diff line number Diff line change
Expand Up @@ -393,6 +393,7 @@ static int vc_sm_dma_buf_attach(struct dma_buf *dmabuf,
ret = sg_alloc_table(sgt, buf->alloc.sg_table->orig_nents, GFP_KERNEL);
if (ret) {
kfree(a);
mutex_unlock(&buf->lock);
return -ENOMEM;
}

Expand Down Expand Up @@ -1223,7 +1224,7 @@ static int vc_sm_cma_ioctl_alloc(struct vc_sm_privdata_t *private,
dma_buf_put(dmabuf);
} else {
/* No dmabuf, therefore just free the buffer here */
if (buffer->cookie)
if (buffer && buffer->cookie)
dma_free_coherent(&sm_state->device->dev, buffer->size,
buffer->cookie, buffer->dma_addr);
kfree(buffer);
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