diff options
Diffstat (limited to 'meta-oe/recipes-devtools/libubox/libubox/0001-blobmsg-fix-array-out-of-bounds-GCC-10-warning.patch')
| -rw-r--r-- | meta-oe/recipes-devtools/libubox/libubox/0001-blobmsg-fix-array-out-of-bounds-GCC-10-warning.patch | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/meta-oe/recipes-devtools/libubox/libubox/0001-blobmsg-fix-array-out-of-bounds-GCC-10-warning.patch b/meta-oe/recipes-devtools/libubox/libubox/0001-blobmsg-fix-array-out-of-bounds-GCC-10-warning.patch new file mode 100644 index 0000000000..4f1dd76326 --- /dev/null +++ b/meta-oe/recipes-devtools/libubox/libubox/0001-blobmsg-fix-array-out-of-bounds-GCC-10-warning.patch @@ -0,0 +1,42 @@ +From a12325a0cbf3bf1d66a0b0f8d85e08083bae6066 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Petr=20=C5=A0tetiar?= <ynezz@true.cz> +Date: Wed, 25 Dec 2019 10:27:59 +0100 +Subject: [PATCH] blobmsg: fix array out of bounds GCC 10 warning +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Fixes following warning reported by GCC 10.0.0 20191203: + + blobmsg.c:234:2: error: 'strcpy' offset 6 from the object at 'attr' is out of the bounds of referenced subobject 'name' with type 'uint8_t[0]' {aka 'unsigned char[0]'} at offset 6 [-Werror=array-bounds] + 234 | strcpy((char *) hdr->name, (const char *)name); + | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + + In file included from blobmsg.c:16: + blobmsg.h:42:10: note: subobject 'name' declared here + 42 | uint8_t name[]; + | ^~~~ + +Upstream-Status: Submitted [https://gitlab.com/ynezz/openwrt-libubox/commit/3775b3aa28de8c20d96b6f02786a327423b0748a] +Reported-by: Khem Raj <raj.khem@gmail.com> +Signed-off-by: Petr Štetiar <ynezz@true.cz> +--- + blobmsg.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/blobmsg.c b/blobmsg.c +index a860483..b6b7535 100644 +--- a/blobmsg.c ++++ b/blobmsg.c +@@ -195,7 +195,7 @@ blobmsg_new(struct blob_buf *buf, int type, const char *name, int payload_len, v + attr->id_len |= be32_to_cpu(BLOB_ATTR_EXTENDED); + hdr = blob_data(attr); + hdr->namelen = cpu_to_be16(namelen); +- strcpy((char *) hdr->name, (const char *)name); ++ memcpy(hdr->name, name, namelen); + pad_end = *data = blobmsg_data(attr); + pad_start = (char *) &hdr->name[namelen]; + if (pad_start < pad_end) +-- +2.24.1 + |