diff options
| author | Hariprasad Shenai <hariprasad@chelsio.com> | 2014-09-10 17:44:29 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-09-10 14:01:54 -0700 |
| commit | c0d5b8cf50c9842d0efcfb14871e58f42c6576e6 (patch) | |
| tree | c0310b6f380bde6b9355d08657a3a5bccabba138 /drivers/net/ethernet/chelsio | |
| parent | fe2ee139aa295936e2bf6b7c620624d871c65058 (diff) | |
cxgb4: Fix t4_flash_erase_sectors() to throw an error when requested to erase sectors which aren't in the FLASH
Based on original work by Casey Leedom <leedom@chelsio.com>
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 7d4cc28ca365..586a5f1fba0f 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -1099,6 +1099,9 @@ static int t4_flash_erase_sectors(struct adapter *adapter, int start, int end) { int ret = 0; + if (end >= adapter->params.sf_nsec) + return -EINVAL; + while (start <= end) { if ((ret = sf1_write(adapter, 1, 0, 1, SF_WR_ENABLE)) != 0 || (ret = sf1_write(adapter, 4, 0, 1, |