diff options
| author | sudarsana.kalluru@cavium.com <sudarsana.kalluru@cavium.com> | 2017-04-19 03:19:54 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-20 16:29:40 -0400 |
| commit | 62289ba27558553871fd047baadaaeda886c6a63 (patch) | |
| tree | 80ae04f1b40f84e4c674ab26d4372cfa9330e77a | |
| parent | 6cf75f1cebb048cfc1424b4b8ac9bbc08d5f9f66 (diff) | |
| download | lwn-62289ba27558553871fd047baadaaeda886c6a63.tar.gz lwn-62289ba27558553871fd047baadaaeda886c6a63.zip | |
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.c | 2 |
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; |