Fix typo.

src/detect-content.c

@@ -161,7 +161,7 @@ TestOffsetDepth(MpmMatch *m, DetectContentData *co, uint16_t pktoff) {
 /**
  * \brief test the within, distance, offset and depth of a match
  *
- *         This function is called recursively (if nescessary) to be able
+ *         This function is called recursively (if necessary) to be able
  *         to determine whether or not a chain of content matches connected
  *         with 'within' and 'distance' options fully matches. The reason it
  *         was done like this is to make sure we can handle partial matches

src/detect-uricontent.c

@@ -59,7 +59,7 @@ TestOffsetDepth(MpmMatch *m, DetectUricontentData *co) {
     return 0;
 }
 
-/* This function is called recursively (if nescessary) to be able
+/* This function is called recursively (if necessary) to be able
  * to determite whether or not a chain of content matches connected
  * with 'within' and 'distance' options fully matches. The reason it
  * was done like this is to make sure we can handle partial matches