diff options
| author | xypron.glpk@gmx.de <xypron.glpk@gmx.de> | 2016-07-31 09:58:44 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-08-01 13:32:51 -0700 |
| commit | 09d306d79dd784415c37363c02b5d9eb0157d9a4 (patch) | |
| tree | cf3e94839d8f7b29b337296d68fe8f660dc9030e /drivers/net/ethernet/8390/ax88796.c | |
| parent | 59d53bc213efed3cb40eae2a8273eafd884786a1 (diff) | |
net: ethernet: ax88796: avoid null pointer dereference
If platform_get_resource fails, mem2 is null.
Do not dereference null.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/8390/ax88796.c')
| -rw-r--r-- | drivers/net/ethernet/8390/ax88796.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/8390/ax88796.c b/drivers/net/ethernet/8390/ax88796.c index 5698f5354c0b..39ca9350d1b2 100644 --- a/drivers/net/ethernet/8390/ax88796.c +++ b/drivers/net/ethernet/8390/ax88796.c @@ -910,7 +910,8 @@ static int ax_probe(struct platform_device *pdev) iounmap(ax->map2); exit_mem2: - release_mem_region(mem2->start, mem2_size); + if (mem2) + release_mem_region(mem2->start, mem2_size); exit_mem1: iounmap(ei_local->mem); |