cxl: Fix -Werror=return-type in cxl_decoder_detach()

zhijianli88 · davejiang · commit 3796f2985c26 · 2025-07-17T19:59:32.000-07:00
Fix following compiling errors: In file included from ../drivers/cxl/core/pmu.c:10: ../drivers/cxl/core/core.h: In function ‘cxl_decoder_detach’: ../drivers/cxl/core/core.h:65:1: error: no return statement in function returning non-void [-Werror=return-type] } ^ cc1: some warnings being treated as errors CC [M] drivers/nvdimm/claim.o make[6]: *** [../scripts/Makefile.build:287: drivers/cxl/core/pmu.o] Error 1 make[6]: *** Waiting for unfinished jobs.... CC [M] drivers/infiniband/core/verbs.o Fixes: b3a8822 ("cxl/region: Consolidate cxl_decoder_kill_region() and cxl_region_detach()") Signed-off-by: Li Zhijian <lizhijian@fujitsu.com> Link: https://patch.msgid.link/20250717031251.1043825-1-lizhijian@fujitsu.com Signed-off-by: Dave Jiang <dave.jiang@intel.com>
diff --git a/drivers/cxl/core/core.h b/drivers/cxl/core/core.h
@@ -62,6 +62,7 @@ static inline int cxl_decoder_detach(struct cxl_region *cxlr,
 				     struct cxl_endpoint_decoder *cxled,
 				     int pos, enum cxl_detach_mode mode)
 {
+	return 0;
 }
 static inline int cxl_region_init(void)
 {

Original file line number	Diff line number	Diff line change
`@@ -62,6 +62,7 @@ static inline int cxl_decoder_detach(struct cxl_region *cxlr,`
`62`	`62`	`struct cxl_endpoint_decoder *cxled,`
`63`	`63`	`int pos, enum cxl_detach_mode mode)`
`64`	`64`	`{`
	`65`	`+ return 0;`
`65`	`66`	`}`
`66`	`67`	`static inline int cxl_region_init(void)`
`67`	`68`	`{`