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authorJo-Philipp Wich <jow@openwrt.org>2012-02-02 14:06:16 +0000
committerJo-Philipp Wich <jow@openwrt.org>2012-02-02 14:06:16 +0000
commit33e4461db68ad3adc10ff3f497b9430763d0a1a1 (patch)
tree2812ebdd834ea8342bf6b5166cf8dcc9e00751b4 /package/iwinfo/src/iwinfo_nl80211.c
parenteca9950f63ec4491a7bd6138174ac08595184e1b (diff)
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iwinfo: fix segmentation fault when doing two consecutive scans through wpa_supplicant Based on patch by Christian Kapeller <christian.kapeller@cmotion.eu> with one minor whitespace change and updated package version.
SVN-Revision: 29992
Diffstat (limited to 'package/iwinfo/src/iwinfo_nl80211.c')
-rw-r--r--package/iwinfo/src/iwinfo_nl80211.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/package/iwinfo/src/iwinfo_nl80211.c b/package/iwinfo/src/iwinfo_nl80211.c
index 4f3390fdbb..e8cfb902f0 100644
--- a/package/iwinfo/src/iwinfo_nl80211.c
+++ b/package/iwinfo/src/iwinfo_nl80211.c
@@ -387,10 +387,13 @@ static char * nl80211_wpactl_info(const char *ifname, const char *cmd,
goto out;
- send(sock, "ATTACH", 6, 0);
+ if (event)
+ {
+ send(sock, "ATTACH", 6, 0);
- if (nl80211_wpactl_recv(sock, buffer, sizeof(buffer)) <= 0)
- goto out;
+ if (nl80211_wpactl_recv(sock, buffer, sizeof(buffer)) <= 0)
+ goto out;
+ }
send(sock, cmd, strlen(cmd), 0);
@@ -405,7 +408,7 @@ static char * nl80211_wpactl_info(const char *ifname, const char *cmd,
break;
}
- if ((!event && buffer[0] != '<') || strstr(buffer, event))
+ if ((!event && buffer[0] != '<') || (event && strstr(buffer, event)))
break;
}