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IB/hfi1: Fix error condition that needs to clean up
If input validation fails, properly free the request before returning. Reviewed-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Dean Luick <dean.luick@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
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@ -617,7 +617,8 @@ int hfi1_user_sdma_process_request(struct file *fp, struct iovec *iovec,
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if (!info.npkts || req->data_iovs > MAX_VECTORS_PER_REQ) {
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SDMA_DBG(req, "Too many vectors (%u/%u)", req->data_iovs,
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MAX_VECTORS_PER_REQ);
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return -EINVAL;
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ret = -EINVAL;
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goto free_req;
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}
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/* Copy the header from the user buffer */
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ret = copy_from_user(&req->hdr, iovec[idx].iov_base + sizeof(info),
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