[LIB]: textsearch.o needs to be obj-y not lib-y.

It exports symbols.
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

lib/Makefile

@@ -36,7 +36,7 @@ obj-$(CONFIG_ZLIB_INFLATE) += zlib_inflate/
 obj-$(CONFIG_ZLIB_DEFLATE) += zlib_deflate/
 obj-$(CONFIG_REED_SOLOMON) += reed_solomon/
 
-lib-$(CONFIG_TEXTSEARCH) += textsearch.o
+obj-$(CONFIG_TEXTSEARCH) += textsearch.o
 obj-$(CONFIG_TEXTSEARCH_KMP) += ts_kmp.o
 obj-$(CONFIG_TEXTSEARCH_FSM) += ts_fsm.o