[PATCH 3/9] coresight: etm4x: Fix truncation of nr_ext_inp

[James Clark]

TRCIDR5.NUMEXTIN is a 9 bit field but it's stored in a u8, so values of
256 or more are truncated. Make nr_ext_inp a u16.

Fixes: 2e1cdfe184b5 ("coresight-etm4x: Adding CoreSight ETM4x driver")
Reported-by: Sashiko <sashiko-bot@xxxxxxxxxx>
Closes: https://sashiko.dev/#/bug/linux-b3468d48-ff08-49c9-9ed8-fb6af6979e1e
Signed-off-by: James Clark <james.clark@xxxxxxxxxx>
---
 drivers/hwtracing/coresight/coresight-etm4x.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-etm4x.h b/drivers/hwtracing/coresight/coresight-etm4x.h
index 5417280cdb27..8628dd4e15db 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.h
+++ b/drivers/hwtracing/coresight/coresight-etm4x.h
@@ -874,7 +874,7 @@ struct etmv4_caps {
 	u8	nr_pe_cmp;
 	u8	nr_addr_cmp;
 	u8	nr_cntr;
-	u8	nr_ext_inp;
+	u16	nr_ext_inp;
 	u8	numcidc;
 	u8	numextinsel;
 	u8	numvmidc;

-- 
2.43.0