logging: backend: net: use sizeof to check Kconfig

maass-hamburg · kartben · commit 0d74f6239b30 · 2025-05-05T12:21:00.000+02:00
Use sizeof to check if the Kconfig value had been
set, to allow the compiler to optimize.

Signed-off-by: Fin Maaß &lt;f.maass@vogl-electronic.com&gt;
diff --git a/subsys/logging/backends/log_backend_net.c b/subsys/logging/backends/log_backend_net.c
@@ -314,7 +314,8 @@ static void init_net(struct log_backend const *const backend)
 {
 	ARG_UNUSED(backend);
 
-	if (strlen(CONFIG_LOG_BACKEND_NET_SERVER) != 0) {
+	if (sizeof(CONFIG_LOG_BACKEND_NET_SERVER) != 1) {
+		/* Non empty address, set server via Kconfig defaults */
 		const char *server = CONFIG_LOG_BACKEND_NET_SERVER;
 		bool ret;
 

Original file line number	Diff line number	Diff line change
`@@ -314,7 +314,8 @@ static void init_net(struct log_backend const *const backend)`
`314`	`314`	`{`
`315`	`315`	`ARG_UNUSED(backend);`
`316`	`316`
`317`		`- if (strlen(CONFIG_LOG_BACKEND_NET_SERVER) != 0) {`
	`317`	`+ if (sizeof(CONFIG_LOG_BACKEND_NET_SERVER) != 1) {`
	`318`	`+ /* Non empty address, set server via Kconfig defaults */`
`318`	`319`	`const char *server = CONFIG_LOG_BACKEND_NET_SERVER;`
`319`	`320`	`bool ret;`
`320`	`321`