[PATCH net-next] net: dsa: yt921x: Fix missing type casting to u64
From: David Yang <mmyangfl@gmail.com>
Date: 2025-10-24 08:49:50
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Subsystem:
motorcomm yt921x ethernet switch driver, networking drivers, networking [dsa], the rest · Maintainers:
David Yang, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Vladimir Oltean, Linus Torvalds
Reported by the following Smatch static checker warning: drivers/net/dsa/yt921x.c:702 yt921x_read_mib() warn: was expecting a 64 bit value instead of '(~0)' Reported-by: Dan Carpenter <redacted> Closes: https://lore.kernel.org/netdev/aPsjYKQMzpY0nSXm@stanley.mountain/ (local) Signed-off-by: David Yang <mmyangfl@gmail.com> --- drivers/net/dsa/yt921x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/dsa/yt921x.c b/drivers/net/dsa/yt921x.c
index ab762ffc4661..8baed8107512 100644
--- a/drivers/net/dsa/yt921x.c
+++ b/drivers/net/dsa/yt921x.c@@ -699,7 +699,7 @@ static int yt921x_read_mib(struct yt921x_priv *priv, int port) if (val < (u32)val) /* overflow */ val += (u64)U32_MAX + 1; - val &= ~U32_MAX; + val &= ~(u64)U32_MAX; val |= val0; } else { res = yt921x_reg_read(priv, reg + 4, &val1);
--
2.51.0