diff options
Diffstat (limited to 'src/arch/i386/interface/pxe/pxe_undi.c')
| -rw-r--r-- | src/arch/i386/interface/pxe/pxe_undi.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/arch/i386/interface/pxe/pxe_undi.c b/src/arch/i386/interface/pxe/pxe_undi.c index e284c905..bd387ea5 100644 --- a/src/arch/i386/interface/pxe/pxe_undi.c +++ b/src/arch/i386/interface/pxe/pxe_undi.c @@ -316,18 +316,22 @@ PXENV_EXIT_t pxenv_undi_transmit ( struct s_PXENV_UNDI_TRANSMIT } } + /* Flag transmission as in-progress. Do this before starting + * to transmit the packet, because the ISR may trigger before + * we return from netdev_tx(). + */ + undi_tx_count++; + /* Transmit packet */ - DBG2 ( "\n" ); /* ISR may trigger before we return from netdev_tx() */ + DBG2 ( "\n" ); if ( ( rc = netdev_tx ( pxe_netdev, iobuf ) ) != 0 ) { DBG2 ( "PXENV_UNDI_TRANSMIT could not transmit: %s\n", strerror ( rc ) ); + undi_tx_count--; undi_transmit->Status = PXENV_STATUS ( rc ); return PXENV_EXIT_FAILURE; } - /* Flag transmission as in-progress */ - undi_tx_count++; - undi_transmit->Status = PXENV_STATUS_SUCCESS; return PXENV_EXIT_SUCCESS; } |