From da2f5e8776da6ca7ca5ae9646243dc0f04ce24b9 Mon Sep 17 00:00:00 2001 From: Christian Marangi Date: Sun, 7 May 2023 01:13:45 +0200 Subject: [PATCH] ramips: 5.15: add patch fixing compilation warning for hsdma-mt7621 Add patch fixing compilation warning for hsdma-mt7621: drivers/staging/mt7621-dma/hsdma-mt7621.c: In function 'mtk_hsdma_probe': drivers/staging/mt7621-dma/hsdma-mt7621.c:685:9: error: ignoring return value of 'device_reset' declared with attribute 'warn_unused_result' [-Werror=unused-result] 685 | device_reset(&pdev->dev); | ^~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors Signed-off-by: Christian Marangi --- ...1-dma-handle-error-from-device_reset.patch | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 target/linux/ramips/patches-5.15/109-drivers-mt7621-dma-handle-error-from-device_reset.patch diff --git a/target/linux/ramips/patches-5.15/109-drivers-mt7621-dma-handle-error-from-device_reset.patch b/target/linux/ramips/patches-5.15/109-drivers-mt7621-dma-handle-error-from-device_reset.patch new file mode 100644 index 0000000000..a4543337ff --- /dev/null +++ b/target/linux/ramips/patches-5.15/109-drivers-mt7621-dma-handle-error-from-device_reset.patch @@ -0,0 +1,31 @@ +From 3f6dfa25128e428acfba20792bc7506d58806baa Mon Sep 17 00:00:00 2001 +From: Christian Marangi +Date: Sun, 7 May 2023 01:06:17 +0200 +Subject: [PATCH] drivers: mt7621-dma: handle error from device_reset + +Handle error from device reset to fix compilation warning. +Fix compilation warning: +drivers/staging/mt7621-dma/hsdma-mt7621.c: In function 'mtk_hsdma_probe': +drivers/staging/mt7621-dma/hsdma-mt7621.c:685:9: error: ignoring return value of 'device_reset' declared with attribute 'warn_unused_result' [-Werror=unused-result] + 685 | device_reset(&pdev->dev); + | ^~~~~~~~~~~~~~~~~~~~~~~~ +cc1: all warnings being treated as errors + +Signed-off-by: Christian Marangi +--- + drivers/staging/mt7621-dma/hsdma-mt7621.c | 4 +++- + 1 file changed, 3 insertions(+), 1 deletion(-) + +--- a/drivers/staging/mt7621-dma/hsdma-mt7621.c ++++ b/drivers/staging/mt7621-dma/hsdma-mt7621.c +@@ -682,7 +682,9 @@ static int mtk_hsdma_probe(struct platfo + return ret; + } + +- device_reset(&pdev->dev); ++ ret = device_reset(&pdev->dev); ++ if (ret) ++ dev_err(&pdev->dev, "failed to reset device\n"); + + dd = &hsdma->ddev; + dma_cap_set(DMA_MEMCPY, dd->cap_mask); -- 2.30.2