Changeset 88867 in vbox for trunk/src/VBox/Devices/Network

Timestamp:

May 4, 2021 5:45:48 PM (4 years ago)

Author:

vboxsync

Message:

DrvIntNetR0: Corrected limit the optimized case in intnetR0SgReadPart and corrected the assertion there.

File:

• trunk/src/VBox/Devices/Network/SrvIntNetR0.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Network/SrvIntNetR0.cpp

@@ -647 +647 @@
 
     /* The optimized case. */
-    if (RT_LIKELY(    pSG->cSegsUsed == 1
-                  ||  pSG->aSegs[0].cb >= off + cb))
-    {
-        AssertMsg(pSG->cbTotal == pSG->aSegs[0].cb, ("%#x vs %#x\n", pSG->cbTotal, pSG->aSegs[0].cb));
+    if (RT_LIKELY(pSG->aSegs[0].cb >= off + cb))
+    {
+        AssertMsg(pSG->cbTotal >= pSG->aSegs[0].cb, ("%#x vs %#x\n", pSG->cbTotal, pSG->aSegs[0].cb));
         memcpy(pvBuf, (uint8_t const *)pSG->aSegs[0].pv + off, cb);
         return true;