Guard outLen assignment on error

JeremiahM37 · JeremiahM37 · commit b626507bf054 · 2026-04-03T18:49:59.000Z
diff --git a/src/wp_aes_stream.c b/src/wp_aes_stream.c
@@ -694,7 +694,9 @@ static int wp_aes_stream_cipher(wp_AesStreamCtx* ctx, unsigned char* out,
         ok = 0;
     }
 
-    *outLen = inLen;
+    if (ok) {
+        *outLen = inLen;
+    }
     WOLFPROV_LEAVE(WP_LOG_COMP_AES, __FILE__ ":" WOLFPROV_STRINGIZE(__LINE__), ok);
     return ok;
 }

Original file line number	Diff line number	Diff line change
`@@ -694,7 +694,9 @@ static int wp_aes_stream_cipher(wp_AesStreamCtx* ctx, unsigned char* out,`
`694`	`694`	`ok = 0;`
`695`	`695`	`}`
`696`	`696`
`697`		`- *outLen = inLen;`
	`697`	`+ if (ok) {`
	`698`	`+ *outLen = inLen;`
	`699`	`+ }`
`698`	`700`	`WOLFPROV_LEAVE(WP_LOG_COMP_AES, __FILE__ ":" WOLFPROV_STRINGIZE(__LINE__), ok);`
`699`	`701`	`return ok;`
`700`	`702`	`}`