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| author | Laurentiu Tudor <laurentiu.tudor@nxp.com> | 2019-05-03 16:03:11 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-16 19:41:29 +0200 |
| commit | c7b5e55be8253aa63af50a5334239b686f8e74f0 (patch) | |
| tree | 6dd9fb17f19fdedc7379c02931d8a95f13a34b5b /drivers/net | |
| parent | a79feef323927d92528a2245ab0d23b7a0192efc (diff) | |
| download | linux-stable-c7b5e55be8253aa63af50a5334239b686f8e74f0.tar.gz linux-stable-c7b5e55be8253aa63af50a5334239b686f8e74f0.tar.bz2 linux-stable-c7b5e55be8253aa63af50a5334239b686f8e74f0.zip | |
dpaa_eth: fix SG frame cleanup
[ Upstream commit 17170e6570c082717c142733d9a638bcd20551f8 ]
Fix issue with the entry indexing in the sg frame cleanup code being
off-by-1. This problem showed up when doing some basic iperf tests and
manifested in traffic coming to a halt.
Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Acked-by: Madalin Bucur <madalin.bucur@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index 029730bbe7db..d7915cd68dc1 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -1648,7 +1648,7 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv, qm_sg_entry_get_len(&sgt[0]), dma_dir); /* remaining pages were mapped with skb_frag_dma_map() */ - for (i = 1; i < nr_frags; i++) { + for (i = 1; i <= nr_frags; i++) { WARN_ON(qm_sg_entry_is_ext(&sgt[i])); dma_unmap_page(dev, qm_sg_addr(&sgt[i]), |