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libiwinfo: fix nl80211_get_channel() and nl80211_get_frequency()

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This commit is contained in:
Jo-Philipp Wich 2010-10-27 12:18:56 +00:00
parent 5e0536d61a
commit 6a48025d68
2 changed files with 12 additions and 10 deletions
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2
contrib/package/iwinfo/Makefile
View file

@ -7,7 +7,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=libiwinfo
PKG_RELEASE:=9
PKG_RELEASE:=10
PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)

20
contrib/package/iwinfo/src/iwinfo_nl80211.c
View file

@ -426,7 +426,9 @@ static char * nl80211_phy2ifname(const char *ifname)
DIR *d;
struct dirent *e;
if( !strncmp(ifname, "phy", 3) )
if( !ifname )
return NULL;
else if( !strncmp(ifname, "phy", 3) )
phyidx = atoi(&ifname[3]);
else if( !strncmp(ifname, "radio", 5) )
phyidx = atoi(&ifname[5]);
@ -604,11 +606,11 @@ int nl80211_get_channel(const char *ifname, int *buf)
{
char *first;
if( wext_get_channel(ifname, buf) &&
NULL != (first = nl80211_phy2ifname(nl80211_ifname2phy(ifname))) )
{
if( !wext_get_channel(ifname, buf) )
return 0;
else if( (first = nl80211_phy2ifname(nl80211_ifname2phy(ifname))) != NULL )
return wext_get_channel(first, buf);
}
return -1;
}
@ -617,11 +619,11 @@ int nl80211_get_frequency(const char *ifname, int *buf)
{
char *first;
if( wext_get_channel(ifname, buf) &&
NULL != (first = nl80211_phy2ifname(nl80211_ifname2phy(ifname))) )
{
if( !wext_get_frequency(ifname, buf) )
return 0;
else if( (first = nl80211_phy2ifname(nl80211_ifname2phy(ifname))) != NULL )
return wext_get_frequency(first, buf);
}
return -1;
}