Corrected error handling goto sequnece. Level put_pages should be called when pinned pages >= 0 && pinned != npages. Level free_pages should be called when pinned pages < 0.
Fixes: fa8dda1edef9 (fpga: dfl: afu: add DFL_FPGA_PORT_DMA_MAP/ UNMAP ioctls support) Signed-off-by: Souptick Joarder <[email protected]> Acked-by: Wu Hao <[email protected]> Reviewed-by: Xu Yilun <[email protected]> --- v2: Updated change logs and few reviews. drivers/fpga/dfl-afu-dma-region.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/fpga/dfl-afu-dma-region.c b/drivers/fpga/dfl-afu-dma-region.c index 62f9244..5942343 100644 --- a/drivers/fpga/dfl-afu-dma-region.c +++ b/drivers/fpga/dfl-afu-dma-region.c @@ -61,10 +61,10 @@ static int afu_dma_pin_pages(struct dfl_feature_platform_data *pdata, region->pages); if (pinned < 0) { ret = pinned; - goto put_pages; + goto free_pages; } else if (pinned != npages) { ret = -EFAULT; - goto free_pages; + goto put_pages; } dev_dbg(dev, "%d pages pinned\n", pinned); -- 1.9.1
