[PATCH] decnet: Remove unnecessary check for dev->name

Subsystems: networking [general], the rest

STALE2908d

2 messages, 2 authors, 2018-09-21 · open the first message on its own page

[PATCH] decnet: Remove unnecessary check for dev->name

From: Nathan Chancellor <hidden>
Date: 2018-09-21 19:30:54

Clang warns that the address of a pointer will always evaluated as true
in a boolean context.

net/decnet/dn_dev.c:1366:10: warning: address of array 'dev->name' will
always evaluate to 'true' [-Wpointer-bool-conversion]
                                dev->name ? dev->name : "???",
                                ~~~~~^~~~ ~
1 warning generated.

Link: https://github.com/ClangBuiltLinux/linux/issues/116
Signed-off-by: Nathan Chancellor <redacted>
---
 net/decnet/dn_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index bfd43e8f2c06..d0b3e69c6b39 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -1363,7 +1363,7 @@ static int dn_dev_seq_show(struct seq_file *seq, void *v)
 
 		seq_printf(seq, "%-8s %1s     %04u %04u   %04lu %04lu"
 				"   %04hu    %03d %02x    %-10s %-7s %-7s\n",
-				dev->name ? dev->name : "???",
+				dev->name,
 				dn_type2asc(dn_db->parms.mode),
 				0, 0,
 				dn_db->t3, dn_db->parms.t3,
-- 
2.19.0

Re: [PATCH] decnet: Remove unnecessary check for dev->name

From: Stephen Hemminger <stephen@networkplumber.org>
Date: 2018-09-21 20:19:07

On Fri, 21 Sep 2018 12:30:34 -0700
Nathan Chancellor [off-list ref] wrote:
Clang warns that the address of a pointer will always evaluated as true
in a boolean context.

net/decnet/dn_dev.c:1366:10: warning: address of array 'dev->name' will
always evaluate to 'true' [-Wpointer-bool-conversion]
                                dev->name ? dev->name : "???",
                                ~~~~~^~~~ ~
1 warning generated.

Link: https://github.com/ClangBuiltLinux/linux/issues/116
Signed-off-by: Nathan Chancellor <redacted>
Makes sense name in net_device is an array.

Reviewed-by: Stephen Hemminger <stephen@networkplumber.org>
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