From 706f50be0a0736cbcabc35b6bcefcfd397678711 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Thu, 10 Feb 2011 16:54:09 -0500
Subject: [PATCH] Fixed logic error in QPAK archiver.

Should haved tested for a failed seek, but was testing for success instead.
---
 src/archiver_qpak.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/archiver_qpak.c b/src/archiver_qpak.c
index b74cb4e0..40b0fa8d 100644
--- a/src/archiver_qpak.c
+++ b/src/archiver_qpak.c
@@ -261,7 +261,7 @@ static void *QPAK_openArchive(PHYSFS_Io *io, const char *name, int forWriting)
     BAIL_IF_MACRO((count % 64) != 0, ERR_CORRUPTED, NULL);
     count /= 64;
 
-    BAIL_IF_MACRO(io->seek(io, pos), NULL, NULL);
+    BAIL_IF_MACRO(!io->seek(io, pos), NULL, NULL);
 
     info = (QPAKinfo *) allocator.Malloc(sizeof (QPAKinfo));
     BAIL_IF_MACRO(info == NULL, ERR_OUT_OF_MEMORY, NULL);