From 40f6a2cb9cfc5da713f745b23bcc2c6761e5eb5e Mon Sep 17 00:00:00 2001 From: Vandana BN Date: Mon, 1 Jul 2019 17:25:39 +0530 Subject: [PATCH] net: dst.h: Fix shifting signed 32-bit value by 31 bits problem Fix DST_FEATURE_ECN_CA to use "U" cast to avoid shifting signed 32-bit value by 31 bits problem. Signed-off-by: Vandana BN Signed-off-by: David S. Miller --- include/net/dst.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/net/dst.h b/include/net/dst.h index f8206d3fed2f..fe62fe2eb781 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -183,7 +183,7 @@ static inline void dst_metric_set(struct dst_entry *dst, int metric, u32 val) } /* Kernel-internal feature bits that are unallocated in user space. */ -#define DST_FEATURE_ECN_CA (1 << 31) +#define DST_FEATURE_ECN_CA (1U << 31) #define DST_FEATURE_MASK (DST_FEATURE_ECN_CA) #define DST_FEATURE_ECN_MASK (DST_FEATURE_ECN_CA | RTAX_FEATURE_ECN)