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authorSathya Perla <sathya.perla@emulex.com>2013-02-12 23:05:19 +0000
committerDavid S. Miller <davem@davemloft.net>2013-02-13 13:52:55 -0500
commit9e9ff4b766e25624198b623fe3eda0b3e6c669cd (patch)
tree9a00f42e0dab442195e7ca290adc7678d18099d3
parentnet: ethernet: ti: remove redundant NULL check. (diff)
downloadlinux-dev-9e9ff4b766e25624198b623fe3eda0b3e6c669cd.tar.xz
linux-dev-9e9ff4b766e25624198b623fe3eda0b3e6c669cd.zip
be2net: remove BUG_ON() in be_mcc_compl_is_new()
The current code expects that the last word (with valid bit) of an MCC compl is DMAed in one shot. This may not be the case. Remove this assertion. Signed-off-by: Sathya Perla <sathya.perla@emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 8b04880ee05d..071aea79d218 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -93,13 +93,16 @@ static void be_mcc_notify(struct be_adapter *adapter)
* little endian) */
static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
{
+ u32 flags;
+
if (compl->flags != 0) {
- compl->flags = le32_to_cpu(compl->flags);
- BUG_ON((compl->flags & CQE_FLAGS_VALID_MASK) == 0);
- return true;
- } else {
- return false;
+ flags = le32_to_cpu(compl->flags);
+ if (flags & CQE_FLAGS_VALID_MASK) {
+ compl->flags = flags;
+ return true;
+ }
}
+ return false;
}
/* Need to reset the entire word that houses the valid bit */