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Fix crash when no netname is specified.
[tinc]
/
src
/
tincctl.c
diff --git
a/src/tincctl.c
b/src/tincctl.c
index
a3688ec
..
ca354bc
100644
(file)
--- a/
src/tincctl.c
+++ b/
src/tincctl.c
@@
-187,11
+187,15
@@
static bool parse_options(int argc, char **argv) {
}
}
}
}
- if(!netname) {
- netname = getenv("NETNAME");
- if(netname)
- netname = xstrdup(netname);
- }
+ if(!netname && (netname = getenv("NETNAME")))
+ netname = xstrdup(netname);
+
+ /* netname "." is special: a "top-level name" */
+
+ if(netname && !strcmp(netname, ".")) {
+ free(netname);
+ netname = NULL;
+ }
return true;
}
return true;
}
@@
-1190,7
+1194,7
@@
static int cmd_config(int argc, char *argv[]) {
while(fgets(buf1, sizeof buf1, f)) {
buf1[sizeof buf1 - 1] = 0;
while(fgets(buf1, sizeof buf1, f)) {
buf1[sizeof buf1 - 1] = 0;
- str
cpy(buf2, buf1
);
+ str
ncpy(buf2, buf1, sizeof buf2
);
// Parse line in a simple way
char *bvalue;
// Parse line in a simple way
char *bvalue;