diff options
Diffstat (limited to 'kernel/ethosu_buffer.c')
| -rw-r--r-- | kernel/ethosu_buffer.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/ethosu_buffer.c b/kernel/ethosu_buffer.c index fb4a8b4..9033f8b 100644 --- a/kernel/ethosu_buffer.c +++ b/kernel/ethosu_buffer.c @@ -75,9 +75,11 @@ static void ethosu_buffer_destroy(struct kref *kref) dev_info(dev, "Buffer destroy. buf=0x%pK", buf); + memset(buf->cpu_addr, 0, buf->capacity); dma_free_coherent(dev, buf->capacity, buf->cpu_addr, buf->dma_addr); + memset(buf, 0, sizeof(*buf)); devm_kfree(dev, buf); } @@ -214,6 +216,7 @@ free_dma: buf->dma_addr); free_buf: + memset(buf, 0, sizeof(*buf)); devm_kfree(dev, buf); return ret; |