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Only get old accesslist value shortly before freeing it

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erdgeist
2009-07-14 13:03:01 +00:00
parent a9c25b9fed
commit 274a03f3d7
1 changed files with 2 additions and 1 deletions
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3
ot_accesslist.c
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@ -51,7 +51,7 @@ static void accesslist_readfile( int sig ) {
FILE * accesslist_filehandle; FILE * accesslist_filehandle;
ot_hash infohash; ot_hash infohash;
ot_vector accesslist_tmp; ot_vector accesslist_tmp;
void *olddata = accesslist.data; void *olddata;
char inbuf[512]; char inbuf[512];
if( sig != SIGHUP ) return; if( sig != SIGHUP ) return;
@ -89,6 +89,7 @@ static void accesslist_readfile( int sig ) {
/* Now exchange the accesslist vector in the least race condition prone way */ /* Now exchange the accesslist vector in the least race condition prone way */
accesslist.size = 0; accesslist.size = 0;
olddata = accesslist.data;
memcpy( &accesslist, &accesslist_tmp, sizeof( &accesslist_tmp )); memcpy( &accesslist, &accesslist_tmp, sizeof( &accesslist_tmp ));
free( olddata ); free( olddata );
} }