The DRC index pointer us updated on an OPCODE_ADD, but never actually read. Remove the used pointer and shift up OPCODE_ADD to group with OPCODE_DELETE which also provides a noop.
Fixes the following W=1 kernel build warning: drivers/misc/cxl/flash.c: In function ‘update_devicetree’: drivers/misc/cxl/flash.c:178:16: warning: variable ‘drc_index’ set but not used [-Wunused-but-set-variable] 178 | __be32 *data, drc_index, phandle; | ^~~~~~~~~ Cc: Frederic Barrat <fbar...@linux.ibm.com> Cc: Andrew Donnellan <a...@linux.ibm.com> Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Lee Jones <lee.jo...@linaro.org> --- drivers/misc/cxl/flash.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/misc/cxl/flash.c b/drivers/misc/cxl/flash.c index cb9cca35a2263..24e3dfcc91a74 100644 --- a/drivers/misc/cxl/flash.c +++ b/drivers/misc/cxl/flash.c @@ -175,7 +175,7 @@ static int update_devicetree(struct cxl *adapter, s32 scope) struct update_nodes_workarea *unwa; u32 action, node_count; int token, rc, i; - __be32 *data, drc_index, phandle; + __be32 *data, phandle; char *buf; token = rtas_token("ibm,update-nodes"); @@ -206,15 +206,12 @@ static int update_devicetree(struct cxl *adapter, s32 scope) switch (action) { case OPCODE_DELETE: + case OPCODE_ADD: /* nothing to do */ break; case OPCODE_UPDATE: update_node(phandle, scope); break; - case OPCODE_ADD: - /* nothing to do, just move pointer */ - drc_index = *data++; - break; } } } -- 2.25.1