Commit 45549a68 authored Mar 10, 2013 by Chen Gang Committed by David S. Miller Mar 12, 2013

ARM:net: an issue for k which is u32, never < 0



  k is u32 which never < 0, need type cast, or cause issue.

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Mircea Gherzan <mgherzan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 3f315bef

arch/arm/net/bpf_jit_32.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -576,7 +576,7 @@ static int build_body(struct jit_ctx *ctx)
		/* x = (((frame + k)) & 0xf) << 2; /
		ctx->seen \|= SEEN_X \| SEEN_DATA \| SEEN_CALL;
		/* the interpreter should deal with the negative K */
		if (k < 0)
		if ((int)k < 0)
		return -1;
		/* offset in r1: we might have to take the slow path */
		emit_mov_i(r_off, k, ctx);