sr: code refactor and style fix

Type: refactor
Signed-off-by: Ahmed Abdelsalam <ahabdels@cisco.com>
Change-Id: Iff5e85952273526d5c9d9e7e73bd2b6c15bcd7f6
diff --git a/src/vnet/srv6/sr_pt.c b/src/vnet/srv6/sr_pt.c
index 28da12e..5d907ea 100644
--- a/src/vnet/srv6/sr_pt.c
+++ b/src/vnet/srv6/sr_pt.c
@@ -6,7 +6,7 @@
  * @file
  * @brief SR Path Tracing (PT)
  *
- * PT CLI
+ * SR PT CLI
  *
  */
 
@@ -36,7 +36,7 @@
   p = mhash_get (&sr_pt->sr_pt_iface_index_hash, &iface);
   if (p)
     {
-      /* Retrieve pt_iface */
+      /* Retrieve sr_pt_iface */
       return pool_elt_at_index (sr_pt->sr_pt_iface, p[0]);
     }
   return NULL;
@@ -69,16 +69,15 @@
   if (tts_template > SR_PT_TTS_TEMPLATE_MAX)
     return SR_PT_ERR_TTS_TEMPLATE_INVALID;
 
-  /* Create a new pt_iface */
-  pool_get (sr_pt->sr_pt_iface, ls);
-  clib_memset (ls, 0, sizeof (*ls));
+  /* Create a new sr_pt_iface */
+  pool_get_zero (sr_pt->sr_pt_iface, ls);
   ls->iface = iface;
   ls->id = id;
   ls->ingress_load = ingress_load;
   ls->egress_load = egress_load;
   ls->tts_template = tts_template;
 
-  /* Set hash key for searching pt_iface by iface */
+  /* Set hash key for searching sr_pt_iface by iface */
   mhash_set (&sr_pt->sr_pt_iface_index_hash, &iface, ls - sr_pt->sr_pt_iface,
 	     NULL);
   return 0;
@@ -210,7 +209,7 @@
 }
 
 /**
- * @brief CLI function to show all PT interfcaes
+ * @brief CLI function to show all SR PT interfcaes
  */
 static clib_error_t *
 sr_pt_show_iface_command_fn (vlib_main_t *vm, unformat_input_t *input,
diff --git a/src/vnet/srv6/sr_pt.h b/src/vnet/srv6/sr_pt.h
index 7242f90..87fdb68 100644
--- a/src/vnet/srv6/sr_pt.h
+++ b/src/vnet/srv6/sr_pt.h
@@ -11,7 +11,7 @@
 #ifndef included_vnet_sr_pt_h
 #define included_vnet_sr_pt_h
 
-/*PT error codes*/
+/*SR PT error codes*/
 #define SR_PT_ERR_NOENT		       -1 /* No such entry*/
 #define SR_PT_ERR_EXIST		       -2 /* Entry exists */
 #define SR_PT_ERR_IFACE_INVALID	       -3 /* IFACE invalid */
@@ -19,19 +19,19 @@
 #define SR_PT_ERR_LOAD_INVALID	       -5 /* LOAD invalid*/
 #define SR_PT_ERR_TTS_TEMPLATE_INVALID -6 /* TTS Template invalid */
 
-/*PT paramters max values*/
+/*SR PT paramters max values*/
 #define SR_PT_ID_MAX	       4095
 #define SR_PT_LOAD_MAX	       15
 #define SR_PT_TTS_TEMPLATE_MAX 3
 
-/*PT TTS Templates*/
+/*SR PT TTS Templates*/
 #define SR_PT_TTS_TEMPLATE_0	   0
 #define SR_PT_TTS_TEMPLATE_1	   1
 #define SR_PT_TTS_TEMPLATE_2	   2
 #define SR_PT_TTS_TEMPLATE_3	   3
 #define SR_PT_TTS_TEMPLATE_DEFAULT 2
 
-/*PT TTS Template shift value*/
+/*SR PT TTS Template shift value*/
 #define SR_PT_TTS_SHIFT_TEMPLATE_0 8
 #define SR_PT_TTS_SHIFT_TEMPLATE_1 12
 #define SR_PT_TTS_SHIFT_TEMPLATE_2 16
@@ -47,14 +47,14 @@
 } sr_pt_iface_t;
 
 /**
- * @brief Path Tracing main datastructure
+ * @brief SR Path Tracing main datastructure
  */
 typedef struct
 {
-  /* Pool of pt_iface instances */
+  /* Pool of sr_pt_iface instances */
   sr_pt_iface_t *sr_pt_iface;
 
-  /* Hash table for pt iface parameters */
+  /* Hash table for sr_pt_iface parameters */
   mhash_t sr_pt_iface_index_hash;
 
 } sr_pt_main_t;
@@ -65,4 +65,4 @@
 extern int sr_pt_del_iface (u32 iface);
 extern void *sr_pt_find_iface (u32 iface);
 
-#endif /* included_vnet_sr_pt_h */
+#endif /* included_vnet_sr_pt_h */
\ No newline at end of file