Changeset 86304 in vbox for trunk/src/VBox/HostDrivers

Timestamp:

Sep 26, 2020 11:36:16 AM (5 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

140584

Message:

SUPDrv: Corrected segment count check for tiny modules (page count == segment count). bugref:9801

File:

• trunk/src/VBox/HostDrivers/Support/SUPDrv.cpp (modified) (1 diff)

trunk/src/VBox/HostDrivers/Support/SUPDrv.cpp

@@ -1769 +1769 @@
             REQ_CHECK_EXPR_FMT(   pReq->u.In.cSegments >= 1
                                && pReq->u.In.cSegments <= 128
-                               && pReq->u.In.cSegments <= pReq->u.In.cbImageBits / PAGE_SIZE
+                               && pReq->u.In.cSegments <= (pReq->u.In.cbImageBits + PAGE_SIZE - 1) / PAGE_SIZE
                                && pReq->u.In.offSegments >= pReq->u.In.cbImageBits
                                && pReq->u.In.offSegments < pReq->u.In.cbImageWithEverything