fix the bug of calculating subnetmask prefix length. It is a regression issue, which...

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7639 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiMisc.c b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiMisc.c
index 3a727099e4502099cfb14f93d3209f6c14d3f0f4..dd110dfb3055b9a6e71fee8e5041946a2242130d 100644 (file)
--- a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiMisc.c
+++ b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiMisc.c
@@ -94,7 +94,7 @@ IScsiGetSubnetMaskPrefixLength (
   //\r
   ReverseMask = ~ReverseMask;\r
 \r
-  if ((ReverseMask != 0) & ((ReverseMask + 1) != 0)) {\r
+  if ((ReverseMask & (ReverseMask + 1)) != 0) {\r
     return 0;\r
   }\r
 \r