linux-kernel - [PATCH] scripts/dtc: Update to upstream version v1.6.1-66-gabbd523bae6e

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Message-Id: <20230203172430.474431-1-robh@kernel.org>
Date:   Fri,  3 Feb 2023 11:24:29 -0600
From:   Rob Herring <robh@...nel.org>
To:     Frank Rowand <frowand.list@...il.com>
Cc:     Kees Cook <keescook@...omium.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] scripts/dtc: Update to upstream version v1.6.1-66-gabbd523bae6e

This adds the following commits from upstream:

abbd523bae6e pylibfdt: Work-around SWIG limitations with flexible arrays
a41509bea3e7 libfdt: Replace deprecated 0-length arrays with proper flexible arrays
2cd89f862cdb dtc: Warning rather than error on possible truncation of cell values

Signed-off-by: Rob Herring <robh@...nel.org>
---
 scripts/dtc/dtc-parser.y  | 11 ++++++++---
 scripts/dtc/libfdt/fdt.h  |  4 ++--
 scripts/dtc/version_gen.h |  2 +-
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/scripts/dtc/dtc-parser.y b/scripts/dtc/dtc-parser.y
index 46457d4bc0aa..bff1337ec266 100644
--- a/scripts/dtc/dtc-parser.y
+++ b/scripts/dtc/dtc-parser.y
@@ -404,9 +404,14 @@ arrayprefix:
 				 * within the mask to one (i.e. | in the
 				 * mask), all bits are one.
 				 */
-				if (($2 > mask) && (($2 | mask) != -1ULL))
-					ERROR(&@2, "Value out of range for"
-					      " %d-bit array element", $1.bits);
+				if (($2 > mask) && (($2 | mask) != -1ULL)) {
+					char *loc = srcpos_string(&@2);
+					fprintf(stderr,
+						"WARNING: %s: Value 0x%016" PRIx64
+						" truncated to 0x%0*" PRIx64 "\n",
+						loc, $2, $1.bits / 4, ($2 & mask));
+					free(loc);
+				}
 			}
 
 			$$.data = data_append_integer($1.data, $2, $1.bits);
diff --git a/scripts/dtc/libfdt/fdt.h b/scripts/dtc/libfdt/fdt.h
index f2e68807f277..0c91aa7f67b5 100644
--- a/scripts/dtc/libfdt/fdt.h
+++ b/scripts/dtc/libfdt/fdt.h
@@ -35,14 +35,14 @@ struct fdt_reserve_entry {
 
 struct fdt_node_header {
 	fdt32_t tag;
-	char name[0];
+	char name[];
 };
 
 struct fdt_property {
 	fdt32_t tag;
 	fdt32_t len;
 	fdt32_t nameoff;
-	char data[0];
+	char data[];
 };
 
 #endif /* !__ASSEMBLY */
diff --git a/scripts/dtc/version_gen.h b/scripts/dtc/version_gen.h
index 0f303087b043..99614ec1a289 100644
--- a/scripts/dtc/version_gen.h
+++ b/scripts/dtc/version_gen.h
@@ -1 +1 @@
-#define DTC_VERSION "DTC 1.6.1-g55778a03"
+#define DTC_VERSION "DTC 1.6.1-gabbd523b"
-- 
2.39.0