diff options
| author | palmyzf <[email protected]> | 2023-04-14 00:30:28 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2023-04-14 00:30:28 +0800 |
| commit | 8e8fcef7b8fa805cec74c2051c415d6ccec99a7e (patch) | |
| tree | 139665348afb5577aa93427423e3a9365fcd908b | |
| parent | 83c0565e36a99f183c3682e471c779d4f521c03c (diff) | |
[HUST CSE]avoids null pointer problems (#7233)
* [HUST CSE]avoids null pointer problems
* Update hal_dma.c
* Update hal_dma.c
* Update hal_dma.c
| -rw-r--r-- | bsp/allwinner/libraries/sunxi-hal/hal/source/dma/hal_dma.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/bsp/allwinner/libraries/sunxi-hal/hal/source/dma/hal_dma.c b/bsp/allwinner/libraries/sunxi-hal/hal/source/dma/hal_dma.c index 3b34f0e1e9..31137b1f76 100644 --- a/bsp/allwinner/libraries/sunxi-hal/hal/source/dma/hal_dma.c +++ b/bsp/allwinner/libraries/sunxi-hal/hal/source/dma/hal_dma.c @@ -493,7 +493,7 @@ hal_dma_status_t hal_dma_prep_cyclic(struct sunxi_dma_chan *chan, uint32_t i = 0; uint32_t __cpsr; - if ((NULL == chan && chan->cyclic) || (0 == buf_addr)) + if ((NULL == chan) || (0 == buf_addr)) { DMA_ERR("[dma] chan or buf_addr is NULL\n"); return HAL_DMA_STATUS_INVALID_PARAMETER; |