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[nft,v2,02/18] evaluate: simplify calculation of payload size.

Message ID 20200302221916.1005019-3-jeremy@azazel.net
State Changes Requested
Delegated to: Pablo Neira
Headers show
Series Support for boolean binops with variable RHS operands. | expand

Commit Message

Jeremy Sowden March 2, 2020, 10:19 p.m. UTC 
Use div_round_up and one statement.

Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
---
 src/evaluate.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/src/evaluate.c b/src/evaluate.c
index fda30fd8001e..e2eff2353657 100644
--- a/src/evaluate.c
+++ b/src/evaluate.c
@@ -2236,8 +2236,8 @@  static int stmt_evaluate_payload(struct eval_ctx *ctx, struct stmt *stmt)
 
 	shift_imm = expr_offset_shift(payload, payload->payload.offset,
 				      &extra_len);
-	payload_byte_size = round_up(payload->len, BITS_PER_BYTE) / BITS_PER_BYTE;
-	payload_byte_size += (extra_len / BITS_PER_BYTE);
+	payload_byte_size = div_round_up(payload->len + extra_len,
+					 BITS_PER_BYTE);
 
 	if (need_csum && payload_byte_size & 1) {
 		payload_byte_size++;