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  1. rcX - Operating System
  2. RCX-388

Drv_HifSetupDMA() does not check the length of the DMA transfer

          Details

          • Type: Bug
          • Status: Closed
          • Priority: Minor
          • Resolution: Fixed
          • Affects Version/s: V2.0.8.31, V2.1.11.8
          • Fix Version/s: V2.0.8.32, V2.1.11.9, V2.1.12.0
          • Component/s: Drivers
          • Labels:
            None
          • Account:
            SDO rcX (SDORCX)

            Description

            calling Drv_HifSetupDMA() with length 0 or 0xFFFFFFFF leads to a valid DMA-transfer which exactly copies 4 Byte.

            I would assume that in case of length 0 nothing is transfered and in case 0xFFFFFFFF an error is thrown.

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                relates to

                Bug - A problem which impairs or prevents the functions of the product. PSDPM-549 Outputdata handshake is not returned when DMA mode is enabled

                • Minor - Minor loss of function, or other problem where easy workaround is present.
                • Closed

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                        People

                        • Reporter:
                          BMeyer Benjamin Meyer
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                          Dates

                          • Created:
                            Updated:
                            Resolved: