Re: [PATCH] libbpf: remove unneeded conversion to bool

From: Daniel Borkmann
Date: Thu Nov 25 2021 - 18:15:08 EST


On 11/25/21 1:54 AM, davidcomponentone@xxxxxxxxx wrote:
From: Yang Guang <yang.guang5@xxxxxxxxxx>

The coccinelle report
./tools/lib/bpf/libbpf.c:1644:43-48:
WARNING: conversion to bool not needed here
Relational and logical operators evaluate to bool,
explicit conversion is overly verbose and unneeded.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Yang Guang <yang.guang5@xxxxxxxxxx>

Nak, dup of: https://lore.kernel.org/bpf/CAEf4BzaADXguVoh0KXxGYhzG68eA1bqfKH1T1SWyPvkE5BHa5g@xxxxxxxxxxxxxx/

---
tools/lib/bpf/libbpf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 14a89dc99937..33eb365a0b7f 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -1641,7 +1641,7 @@ static int set_kcfg_value_tri(struct extern_desc *ext, void *ext_val,
ext->name, value);
return -EINVAL;
}
- *(bool *)ext_val = value == 'y' ? true : false;
+ *(bool *)ext_val = value == 'y';
break;
case KCFG_TRISTATE:
if (value == 'y')