Unverified Commit efcb5296 authored Oct 09, 2019 by Thomas Bogendoerfer Committed by Paul Burton Oct 09, 2019

MIPS: fw: sni: Fix out of bounds init of o32 stack



Use ARRAY_SIZE to caluculate the top of the o32 stack.

Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org

parent 46f16195

arch/mips/fw/sni/sniprom.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -43,7 +43,7 @@

		/* O32 stack has to be 8-byte aligned. */
		static u64 o32_stk[4096];
		#define O32_STK &o32_stk[sizeof(o32_stk)]
		#define O32_STK (&o32_stk[ARRAY_SIZE(o32_stk)])

		#define __PROM_O32(fun, arg) fun arg __asm__(#fun); \
		__asm__(#fun " = call_o32")

Admin message