[PATCH] DEBUG_SLAB depends on SLAB

Make DEBUG_SLAB depend on SLAB.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 80598cf..c48260f 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -79,7 +79,7 @@
 
 config DEBUG_SLAB
 	bool "Debug memory allocations"
-	depends on DEBUG_KERNEL
+	depends on DEBUG_KERNEL && SLAB
 	help
 	  Say Y here to have the kernel do limited verification on memory
 	  allocation as well as poisoning memory on free to catch use of freed