Check pointers before using them in var init

2013-01-28 16:51:28 -05:00
parent 2b4ffd1161
commit 7a6475c3f9
2 changed files with 8 additions and 7 deletions
--- a/modules/core/src/persistence.cpp
+++ b/modules/core/src/persistence.cpp
@@ -614,11 +614,12 @@ cvGetHashedKey( CvFileStorage* fs, const char* str, int len, int create_missing
    CvStringHashNode* node = 0;
    unsigned hashval = 0;
    int i, tab_size;
-    CvStringHash* map = fs->str_hash;

    if( !fs )
        return 0;

+    CvStringHash* map = fs->str_hash;
+
    if( len < 0 )
    {
        for( i = 0; str[i] != '\0'; i++ )