Re: [PATCH v4 06/12] arm64: elf: Enable BTI at exec based on ELF program properties
From: Catalin Marinas <catalin.marinas@arm.com>
Date: 2020-01-14 17:33:44
Also in:
linux-arch, lkml
On Wed, Dec 11, 2019 at 03:42:00PM +0000, Mark Brown wrote:
+static inline int arch_parse_elf_property(u32 type, const void *data,
+ size_t datasz, bool compat,
+ struct arch_elf_state *arch)
+{
+ /* No known properties for AArch32 yet */
+ if (IS_ENABLED(CONFIG_COMPAT) && compat)
+ return 0;
+
+ if (type == GNU_PROPERTY_AARCH64_FEATURE_1_AND) {
+ const u32 *p = data;
+
+ if (datasz != sizeof(*p))
+ return -EIO;Is this -EIO or -ENOEXEC sounds better? Apart from this, the patch looks fine. Reviewed-by: Catalin Marinas <catalin.marinas@arm.com> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel