The return from the call to platform_get_irq_byname() is int, it can be a negative error code, however this is being assigned to an unsigned int variable 'adata->i2s_irq', so assign the value to 'ret' concurrently to solve this problem without affecting other functions. Eliminate the following coccicheck warning: ./sound/soc/amd/acp/acp-renoir.c:286:5-19: WARNING: Unsigned expression compared with zero: adata -> i2s_irq < 0 Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx> Fixes: 3304a242f45a ("ASoC: amd: Use platform_get_irq_byname() to get the interrupt") Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx> --- sound/soc/amd/acp/acp-renoir.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/amd/acp/acp-renoir.c b/sound/soc/amd/acp/acp-renoir.c index 738cf2e2b973..64e824161091 100644 --- a/sound/soc/amd/acp/acp-renoir.c +++ b/sound/soc/amd/acp/acp-renoir.c @@ -282,8 +282,8 @@ static int renoir_audio_probe(struct platform_device *pdev) if (!adata->acp_base) return -ENOMEM; - adata->i2s_irq = platform_get_irq_byname(pdev, "acp_dai_irq"); - if (adata->i2s_irq < 0) + adata->i2s_irq = ret = platform_get_irq_byname(pdev, "acp_dai_irq"); + if (ret < 0) return -ENODEV; adata->dev = dev; -- 2.20.1.7.g153144c