m3u playlist parser: Check size limit before using buffer

This should only be a problem if the last line
is not terminated by \r or \n though.

cppcheck reported:
[rockbox/apps/playlist.c:234]: (style) Array index 'i' is used before limits check.

Change-Id: I8182b66272ba9c024984c81588bd2a6dbb8255b8

1 files changed, 1 insertions, 1 deletions

diff --git a/apps/playlist.c b/apps/playlist.c
index db93344ef1..173d445f8c 100644
--- a/apps/playlist.c
+++ b/apps/playlist.c
@@ -231,7 +231,7 @@ static int convert_m3u(char* buf, int buf_len, int buf_max, char* temp)
     char* dest;
 
     /* Locate EOL. */
-    while ((buf[i] != '\n') && (buf[i] != '\r') && (i < buf_len))
+    while ((i < buf_len) && (buf[i] != '\n') && (buf[i] != '\r'))
     {
         i++;
     }