[NTOS:CM] Fix lock leak

tkreuzer · tkreuzer · commit ed06c06dcbcc · 2023-09-23T18:34:00.000+03:00
Triggered by low available pool memory during kmtest ExPools.
diff --git a/ntoskrnl/config/cmalloc.c b/ntoskrnl/config/cmalloc.c
@@ -176,6 +176,9 @@ CmpAllocateKeyControlBlock(VOID)
             /* Now go back and search the list */
             goto SearchKcbList;
         }
+
+        /* Release the allocation lock */
+        KeReleaseGuardedMutex(&CmpAllocBucketLock);
     }
 
     /* Allocate a KCB only */

Original file line number	Diff line number	Diff line change
`@@ -176,6 +176,9 @@ CmpAllocateKeyControlBlock(VOID)`
`176`	`176`	`/* Now go back and search the list */`
`177`	`177`	`goto SearchKcbList;`
`178`	`178`	`}`
	`179`	`+`
	`180`	`+ /* Release the allocation lock */`
	`181`	`+ KeReleaseGuardedMutex(&CmpAllocBucketLock);`
`179`	`182`	`}`
`180`	`183`
`181`	`184`	`/* Allocate a KCB only */`