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authorsudarsana.kalluru@cavium.com <sudarsana.kalluru@cavium.com>2017-04-19 03:19:54 -0700
committerDavid S. Miller <davem@davemloft.net>2017-04-20 16:29:40 -0400
commit62289ba27558553871fd047baadaaeda886c6a63 (patch)
tree80ae04f1b40f84e4c674ab26d4372cfa9330e77a
parent6cf75f1cebb048cfc1424b4b8ac9bbc08d5f9f66 (diff)
qed: Fix possible system hang in the dcbnl-getdcbx() path.
qed_dcbnl_get_dcbx() API uses kmalloc in GFT_KERNEL mode. The API gets invoked in the interrupt context by qed_dcbnl_getdcbx callback. Need to invoke this kmalloc in atomic mode. Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com> Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_dcbx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
index ff058a380003..8f0783a62953 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
@@ -1264,7 +1264,7 @@ static struct qed_dcbx_get *qed_dcbnl_get_dcbx(struct qed_hwfn *hwfn,
{
struct qed_dcbx_get *dcbx_info;
- dcbx_info = kzalloc(sizeof(*dcbx_info), GFP_KERNEL);
+ dcbx_info = kmalloc(sizeof(*dcbx_info), GFP_ATOMIC);
if (!dcbx_info)
return NULL;