Remove possivle null pointer.

Reported in:
http://people.profusion.mobi/~lfelipe/static_analysis/efl/efl-53990/eina/2010-10-29-1/report-mqFB7z.html#EndPath

git-svn-id: http://svn.enlightenment.org/svn/e/trunk/eina@53998 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

diff --git a/src/lib/eina_stringshare.c b/src/lib/eina_stringshare.c
index 83974b1..235ca60 100644 (file)
--- a/src/lib/eina_stringshare.c
+++ b/src/lib/eina_stringshare.c
@@ -657,7 +657,7 @@ eina_stringshare_add_length(const char *str, unsigned int slen)
 {
    DBG("str=%p (%.*s), slen=%u", str, slen, str ? str : "", slen);
 
-   if (slen <= 0)
+   if ((!str) || (slen <= 0))
       return "";
    else if (slen == 1)
       return (const char *)_eina_stringshare_single + ((*str) << 1);