fix code style.

Author: halyssonJr

netutils/cmux/cmux.c

@@ -313,16 +313,13 @@ static int cmux_encode_frame(int fd, int channel, char *buffer,
 {
   int prefix_len = 4;
   unsigned char frame_prefix[CMUX_FRAME_PREFIX] = {
-  CMUX_OPEN_FLAG,
-  (CMUX_ADDR_FIELD_BIT_EA | CMUX_ADDR_FIELD_BIT_CR),
-  0x00,
-  0x00,
-  0x00
+    CMUX_OPEN_FLAG, (CMUX_ADDR_FIELD_BIT_EA | CMUX_ADDR_FIELD_BIT_CR),
+    0x00, 0x00, 0x00
   };
 
   unsigned char frame_posfix[CMUX_FRAME_POSFIX] = {
-  CMUX_FCS_MAX_VALUE,
-  CMUX_CLOSE_FLAG
+    CMUX_FCS_MAX_VALUE,
+    CMUX_CLOSE_FLAG
   };
 
   frame_prefix[CMUX_BIT1] = (frame_prefix[CMUX_BIT1] |
@@ -640,9 +637,14 @@ static void *cmux_thread(void *args)
               FD_SET(ctl->channels[i].slave_fd, &rfds);
 
               if (ctl->channels[i].master_fd > max_fd)
-                max_fd = ctl->channels[i].master_fd;
+                {
+                  max_fd = ctl->channels[i].master_fd;
+                }
+
               if (ctl->channels[i].slave_fd > max_fd)
-                max_fd = ctl->channels[i].slave_fd;
+                {
+                  max_fd = ctl->channels[i].slave_fd;
+                }
             }
         }
 
@@ -766,7 +768,7 @@ int cmux_create(struct cmux_settings_s *settings)
     }
 
   cmux_ctl->stream = cmux_stream_buffer_create();
-  if (!cmux_ctl->stream)
+  if (cmux_ctl->stream == NULL)
     {
       perror("ERROR: Failed to allocate memory to stream\n");
       ret = -ENOMEM;