Andrew Aksyonoff wrote:
>
> UdmSearch version: 3.1.16
> Platform:
> OS:
> Database:
> Statistics:
>
> I\'ve been experiencing core dumps with search.cgi in cache mode. GDB backtrace
>shown that the problem was in line 911 of cache.c, where the attempt was made to
>dereference a null pointer \"table\". A quick investigation shown that it\'s
>allocated properly in line 895, but gets zeroed after this call in line 898:
>
> qsort(&table,(size_t)header.ntables,sizeof(UDM_CACHETABLE),cmptable);
>
> It seemed to me that sorting a certain internal table was a good idea but sorting
>routine stack was definitely not. :-) So, I changed &table to table and all the
>crashes disappeared.
>
This is a bug. We accepted a patch recently
and didn't check it carefully :-(
It should be
qsort(table,...),
not
qsort(&table,...)
Thanks for reporting!
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