Re: [PATCH v11] ARM: uncompress: Validate start of physical memory against passed DTB
From: Stephen Boyd <sboyd@kernel.org>
Date: 2020-12-13 05:22:37
Also in:
linux-renesas-soc, lkml
Quoting Geert Uytterhoeven (2020-12-10 01:32:01)
quoted hunk ↗ jump to hunk
diff --git a/arch/arm/boot/compressed/fdt_check_mem_start.c b/arch/arm/boot/compressed/fdt_check_mem_start.c new file mode 100644 index 0000000000000000..e58c3a79c8a31ec4 --- /dev/null +++ b/arch/arm/boot/compressed/fdt_check_mem_start.c@@ -0,0 +1,131 @@
[...]
+
+static uint64_t get_val(const fdt32_t *cells, uint32_t ncells)
+{
+ uint64_t r = 0;This assignment is unnecessary?
+ + r = fdt32_ld(cells); + if (ncells > 1) + r = (r << 32) | fdt32_ld(cells + 1); + + return r;
_______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel