[mutter] input-mapper: Don't loop infinitely in EDID matching

[Jonas Ådahl <jadahl src gnome org>]

commit 29ed84e9212e0e35a5a0e09636c644244c49cfb1
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Mon Feb 11 13:33:01 2019 +0100

    input-mapper: Don't loop infinitely in EDID matching
    
    Iterate over all the monitor product words to check for a partial matching on
    EDID, otherwise we would hang inside an infinite while loop.
    
    Fixes https://gitlab.gnome.org/GNOME/mutter/issues/459

 src/backends/meta-input-mapper.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/backends/meta-input-mapper.c b/src/backends/meta-input-mapper.c
index 013c2a427..2be6cc65b 100644
--- a/src/backends/meta-input-mapper.c
+++ b/src/backends/meta-input-mapper.c
@@ -249,12 +249,12 @@ match_edid (MetaMapperInputInfo  *input,
     }
   else
     {
+      int i;
       char **split;
-      int i = 0;
 
       split = g_strsplit (meta_monitor_get_product (monitor), " ", -1);
 
-      while (split[i])
+      for (i = 0; split[i]; i++)
         {
           if (strcasestr (dev_name, split[i]) != NULL)
             {