[dpdk-dev] [PATCH] net/cxgbe: fix memory leak

[Congwen Zhang]

In function t4_wr_mbox_meat_timeout(), Dynamic memory stored
in 'temp' not free when the functon return, It possible memory
leak.

Signed-off-by: Congwen Zhang <zhang.congwen at zte.com.cn>
---
 drivers/net/cxgbe/base/t4_hw.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/cxgbe/base/t4_hw.c b/drivers/net/cxgbe/base/t4_hw.c
index a8ccea0..013d996 100644
--- a/drivers/net/cxgbe/base/t4_hw.c
+++ b/drivers/net/cxgbe/base/t4_hw.c
@@ -403,6 +403,7 @@ int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox,
 			t4_os_atomic_list_del(&entry, &adap->mbox_list,
 					      &adap->mbox_lock);
 			t4_report_fw_error(adap);
+			free(temp);
 			return (pcie_fw & F_PCIE_FW_ERR) ? -ENXIO : -EBUSY;
 		}
 
@@ -446,6 +447,7 @@ int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox,
 							 &adap->mbox_list,
 							 &adap->mbox_lock));
 		t4_report_fw_error(adap);
+		free(temp);
 		return (v == X_MBOWNER_FW ? -EBUSY : -ETIMEDOUT);
 	}
 
@@ -546,6 +548,7 @@ int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox,
 			T4_OS_MBOX_LOCKING(
 				t4_os_atomic_list_del(&entry, &adap->mbox_list,
 						      &adap->mbox_lock));
+			free(temp);
 			return -G_FW_CMD_RETVAL((int)res);
 		}
 	}
-- 
1.8.3.1