ssl_client: fix unsigned comparison

pennam · pennam · commit d25db7f1d743 · 2025-02-21T10:32:37.000+01:00
diff --git a/libraries/SSLClient/src/ssl_client.cpp b/libraries/SSLClient/src/ssl_client.cpp
@@ -226,7 +226,7 @@ int start_ssl_client(sslclient_context *ssl_client, const char *host, uint32_t p
         }
         unsigned char psk[MBEDTLS_PSK_MAX_LEN];
         size_t psk_len = strlen(psKey)/2;
-        for (int j=0; j<strlen(psKey); j+= 2) {
+        for (size_t j=0; j<strlen(psKey); j+= 2) {
             char c = psKey[j];
             if (c >= '0' && c <= '9') c -= '0';
             else if (c >= 'A' && c <= 'F') c -= 'A' - 10;

Original file line number	Diff line number	Diff line change
`@@ -226,7 +226,7 @@ int start_ssl_client(sslclient_context ssl_client, const char host, uint32_t p`
`226`	`226`	`}`
`227`	`227`	`unsigned char psk[MBEDTLS_PSK_MAX_LEN];`
`228`	`228`	`size_t psk_len = strlen(psKey)/2;`
`229`		`- for (int j=0; j<strlen(psKey); j+= 2) {`
	`229`	`+ for (size_t j=0; j<strlen(psKey); j+= 2) {`
`230`	`230`	`char c = psKey[j];`
`231`	`231`	`if (c >= '0' && c <= '9') c -= '0';`
`232`	`232`	`else if (c >= 'A' && c <= 'F') c -= 'A' - 10;`