kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure.
Fixes: 1978d3ead82c ("intel: fix string truncation warnings")
Cc: Kunwu Chan <kunwu.c...@hotmail.com>
Signed-off-by: Kunwu Chan <chen...@kylinos.cn>
---
drivers/net/ethernet/intel/iavf/iavf_virtchnl.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
index 64c4443dbef9..1b50d351f28b 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
@@ -1444,6 +1444,8 @@ static void iavf_print_link_message(struct iavf_adapter
*adapter)
speed = kasprintf(GFP_KERNEL, "%d Mbps", link_speed_mbps);
}
+ if (!speed)
+ return;
netdev_info(netdev, "NIC Link is Up Speed is %s Full Duplex\n", speed);
kfree(speed);
}
--
2.39.2
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