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authorPeter Crosthwaite <peter.crosthwaite@xilinx.com>2013-12-03 21:55:40 -0800
committerPeter Maydell <peter.maydell@linaro.org>2013-12-10 13:28:50 +0000
commit11785f5352d45c6ef3efe3349ade42387ccebd5d (patch)
tree44d639da32724740ec3c57a3b6f55d46e0013905 /hw/net
parent3b2c97f9916e15ef630e3f8449b1b10902bf9407 (diff)
downloadqemu-11785f5352d45c6ef3efe3349ade42387ccebd5d.tar.gz
net/cadence_gem: Don't assert against 0 buffer address
This has no real hardware analog and asserting correctness of DMA addresses is not a perhiperal level problem. Delete. Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Message-id: fc02417eb1874cb05e4f20531c6203c5a00110f1.1386136219.git.peter.crosthwaite@xilinx.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/net')
-rw-r--r--hw/net/cadence_gem.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c
index b84ee60942..b0f3dbaa34 100644
--- a/hw/net/cadence_gem.c
+++ b/hw/net/cadence_gem.c
@@ -688,15 +688,6 @@ static ssize_t gem_receive(NetClientState *nc, const uint8_t *buf, size_t size)
DB_PRINT("copy %d bytes to 0x%x\n", MIN(bytes_to_copy, rxbufsize),
rx_desc_get_buffer(desc));
- /*
- * Let's have QEMU lend a helping hand.
- */
- if (rx_desc_get_buffer(desc) == 0) {
- DB_PRINT("Invalid RX buffer (NULL) for descriptor 0x%x\n",
- (unsigned)packet_desc_addr);
- break;
- }
-
/* Copy packet data to emulated DMA buffer */
cpu_physical_memory_write(rx_desc_get_buffer(desc) + rxbuf_offset,
rxbuf_ptr, MIN(bytes_to_copy, rxbufsize));