[PATCH] mwifiex: fix memory leak on regd when chan is zero
From: Colin King <hidden>
Date: 2016-09-15 16:23:22
Also in:
lkml, netdev
Subsystem:
marvell mwifiex wireless driver, the rest · Maintainers:
Brian Norris, Linus Torvalds
From: Colin Ian King <redacted> When chan is zero mwifiex_create_custom_regdomain does not kfree regd and we have a memory leak. Fix this by freeing regd before the return. Signed-off-by: Colin Ian King <redacted> --- drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c b/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c
index 3344a26..15a91f3 100644
--- a/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/marvell/mwifiex/sta_cmdresp.c@@ -1049,8 +1049,10 @@ mwifiex_create_custom_regdomain(struct mwifiex_private *priv, enum nl80211_band band; chan = *buf++; - if (!chan) + if (!chan) { + kfree(regd); return NULL; + } chflags = *buf++; band = (chan <= 14) ? NL80211_BAND_2GHZ : NL80211_BAND_5GHZ; freq = ieee80211_channel_to_frequency(chan, band);
--
2.9.3