[devhelp/wip/swilmet/fix-warnings] KeywordModel: fix another comparison between signed and unsigned int

[Sébastien Wilmet <swilmet src gnome org>]

commit 395abeabc727defc16c747f78f7e3aaa776a50fc
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sun Nov 27 12:53:31 2016 +0100

    KeywordModel: fix another comparison between signed and unsigned int
    
    max_hits is compared to GQueue.length, which is a guint.
    max_hits is not modified, so it cannot become negative, so it is safe to
    change it to a guint.

 src/dh-keyword-model.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/dh-keyword-model.c b/src/dh-keyword-model.c
index 7632dba..a5f4a0c 100644
--- a/src/dh-keyword-model.c
+++ b/src/dh-keyword-model.c
@@ -673,7 +673,7 @@ keyword_model_search (DhKeywordModel  *model,
                       DhLink         **exact_link)
 {
         SearchSettings settings;
-        gint max_hits = MAX_HITS;
+        guint max_hits = MAX_HITS;
         GQueue *in_book = NULL;
         GQueue *other_books = NULL;
         DhLink *in_book_exact_link = NULL;
@@ -699,7 +699,7 @@ keyword_model_search (DhKeywordModel  *model,
                  * more than MAX_HITS keywords, and the page link may be
                  * the last one in the list, but we always want to get it.
                  */
-                max_hits = G_MAXINT;
+                max_hits = G_MAXUINT;
         }
 
         /* If book_id given; first look for prefixed items in the given book id */