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

From: Chen Gang
Date: Sat Mar 09 2013 - 21:16:38 EST



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

Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
---
arch/arm/net/bpf_jit_32.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index 6828ef6..a0bd8a7 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -576,7 +576,7 @@ load_ind:
/* 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);
--
1.7.7.6
--
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