5.4-stable review patch. If anyone has any objections, please let me know.
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From: Su Hui suhui@nfschina.com
[ Upstream commit d9f0a97e859bdcef51f9c187b1eb712eb13fd3ff ]
smatch error： drivers/soc/aspeed/aspeed-lpc-snoop.c:169 aspeed_lpc_snoop_config_irq() warn: platform_get_irq() does not return zero
platform_get_irq() return non-zero IRQ number or negative error code, change '!lpc_snoop->irq' to 'lpc_snoop->irq < 0' to fix this.
Fixes: 9f4f9ae81d0a ("drivers/misc: add Aspeed LPC snoop driver") Signed-off-by: Su Hui suhui@nfschina.com Reviewed-by: Dan Carpenter dan.carpenter@linaro.org Link: https://lore.kernel.org/r/20231027020703.1231875-1-suhui@nfschina.com Signed-off-by: Andrew Jeffery andrew@codeconstruct.com.au Signed-off-by: Arnd Bergmann arnd@arndb.de Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/soc/aspeed/aspeed-lpc-snoop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/soc/aspeed/aspeed-lpc-snoop.c b/drivers/soc/aspeed/aspeed-lpc-snoop.c index 538d7aab8db5c..8a2a22c40ef53 100644 --- a/drivers/soc/aspeed/aspeed-lpc-snoop.c +++ b/drivers/soc/aspeed/aspeed-lpc-snoop.c @@ -168,7 +168,7 @@ static int aspeed_lpc_snoop_config_irq(struct aspeed_lpc_snoop *lpc_snoop, int rc;
lpc_snoop->irq = platform_get_irq(pdev, 0); - if (!lpc_snoop->irq) + if (lpc_snoop->irq < 0) return -ENODEV;
rc = devm_request_irq(dev, lpc_snoop->irq,