X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/4f333a8bea2c8431df2ec92001981355623818e8..6ae0cde915102bb4b0d272de4342ff6f62840d63:/apt-pkg/contrib/mmap.cc

diff --git a/apt-pkg/contrib/mmap.cc b/apt-pkg/contrib/mmap.cc
index 7f814c2d2..abcae46fe 100644
--- a/apt-pkg/contrib/mmap.cc
+++ b/apt-pkg/contrib/mmap.cc
@@ -117,7 +117,7 @@ bool MMap::Sync()
    
 #ifdef _POSIX_SYNCHRONIZED_IO   
    if ((Flags & ReadOnly) != ReadOnly)
-      if (msync((char *)Base,iSize,MS_SYNC) != 0)
+      if (msync((char *)Base,iSize,MS_SYNC) < 0)
 	 return _error->Errno("msync","Unable to write mmap");
 #endif   
    return true;
@@ -134,7 +134,7 @@ bool MMap::Sync(unsigned long Start,unsigned long Stop)
 #ifdef _POSIX_SYNCHRONIZED_IO
    unsigned long PSize = sysconf(_SC_PAGESIZE);
    if ((Flags & ReadOnly) != ReadOnly)
-      if (msync((char *)Base+(int)(Start/PSize)*PSize,Stop - Start,MS_SYNC) != 0)
+      if (msync((char *)Base+(int)(Start/PSize)*PSize,Stop - Start,MS_SYNC) < 0)
 	 return _error->Errno("msync","Unable to write mmap");
 #endif   
    return true;