Am 22.08.2011 21:02, schrieb Bing Zhao: > Hi Julia, > > Thanks for the patch. > >> -----Original Message----- >> From: Julia Lawall [mailto:julia@xxxxxxx] >> Sent: Monday, August 22, 2011 7:16 AM >> To: Pierre Louis Aublin >> Cc: Bing Zhao; kernel-janitors@xxxxxxxxxxxxxxx; John W. Linville; linux-wireless@xxxxxxxxxxxxxxx; >> netdev@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx >> Subject: [PATCH 4/4] drivers/net/wireless/mwifiex/scan.c: test the just-initialized value >> >> From: Julia Lawall <julia@xxxxxxx> >> >> Test the just-initialized value rather than some other one. >> >> The semantic match that finds this problem is as follows: >> (http://coccinelle.lip6.fr/) >> >> // <smpl> >> @r@ >> identifier x,y,f!={PTR_ERR,ERR_PTR,ERR_CAST}; >> statement S; >> @@ >> >> x = f(...); >> ( >> if (\(x == NULL\|IS_ERR(x)\)) S >> | >> *if (\(y == NULL\|IS_ERR(y)\)) >> { ... when != x >> return ...; } >> ) >> // </smpl> >> >> Signed-off-by: Julia Lawall <julia@xxxxxxx> > > Acked-by: Bing Zhao <bzhao@xxxxxxxxxxx> > > > Thanks, > Bing > >> >> --- >> drivers/net/wireless/mwifiex/scan.c | 4 ++-- >> 1 file changed, 2 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c >> index b28241c..37ca2f9 100644 >> --- a/drivers/net/wireless/mwifiex/scan.c >> +++ b/drivers/net/wireless/mwifiex/scan.c >> @@ -1480,8 +1480,8 @@ mwifiex_update_curr_bss_params(struct mwifiex_private *priv, >> return -ENOMEM; >> } >> beacon_ie = kzalloc(ie_len, GFP_KERNEL); >> - if (!bss_desc) { >> - dev_err(priv->adapter->dev, " failed to alloc bss_desc\n"); >> + if (!beacon_ie) { >> + dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n"); >> return -ENOMEM; >> } >> memcpy(beacon_ie, ie_buf, ie_len); > -- this looks like a case for kmemdup() just my 2 cents, re, wh -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
