rb->frames_per_block is an unsigned int, thus can never be negative.
Also fix spacing in the calculation of frames_per_block.
Signed-off-by: Tobias Klauser <tklau...@distanz.ch>
---
net/packet/af_packet.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index af399ca..4c27ae76 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4119,8 +4119,8 @@ static int packet_set_ring(struct sock *sk, union
tpacket_req_u *req_u,
if (unlikely(req->tp_frame_size & (TPACKET_ALIGNMENT - 1)))
goto out;
- rb->frames_per_block = req->tp_block_size/req->tp_frame_size;
- if (unlikely(rb->frames_per_block <= 0))
+ rb->frames_per_block = req->tp_block_size / req->tp_frame_size;
+ if (unlikely(rb->frames_per_block == 0))
goto out;
if (unlikely((rb->frames_per_block * req->tp_block_nr) !=
req->tp_frame_nr))
--
2.6.3.368.gf34be46.dirty
--
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