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path: root/drivers/firewire/fw-transaction.c
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Diffstat (limited to 'drivers/firewire/fw-transaction.c')
-rw-r--r--drivers/firewire/fw-transaction.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c
index 2f11ed1acf0..40db8075227 100644
--- a/drivers/firewire/fw-transaction.c
+++ b/drivers/firewire/fw-transaction.c
@@ -55,6 +55,9 @@
#define HEADER_GET_DATA_LENGTH(q) (((q) >> 16) & 0xffff)
#define HEADER_GET_EXTENDED_TCODE(q) (((q) >> 0) & 0xffff)
+#define HEADER_DESTINATION_IS_BROADCAST(q) \
+ (((q) & HEADER_DESTINATION(0x3f)) == HEADER_DESTINATION(0x3f))
+
#define PHY_CONFIG_GAP_COUNT(gap_count) (((gap_count) << 16) | (1 << 22))
#define PHY_CONFIG_ROOT_ID(node_id) ((((node_id) & 0x3f) << 24) | (1 << 23))
#define PHY_IDENTIFIER(id) ((id) << 30)
@@ -624,12 +627,9 @@ allocate_request(struct fw_packet *p)
void
fw_send_response(struct fw_card *card, struct fw_request *request, int rcode)
{
- /*
- * Broadcast packets are reported as ACK_COMPLETE, so this
- * check is sufficient to ensure we don't send response to
- * broadcast packets or posted writes.
- */
- if (request->ack != ACK_PENDING) {
+ /* unified transaction or broadcast transaction: don't respond */
+ if (request->ack != ACK_PENDING ||
+ HEADER_DESTINATION_IS_BROADCAST(request->request_header[0])) {
kfree(request);
return;
}