diff options
| -rw-r--r-- | procps/sysctl.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/procps/sysctl.c b/procps/sysctl.c index 262574e..d59e269 100644 --- a/procps/sysctl.c +++ b/procps/sysctl.c @@ -233,6 +233,12 @@ static void sysctl_dots_to_slashes(char *name) * we replaced even one . -> /, start over again, * but never replace dots before the position * where last replacement occurred. + * + * Another bug we later had is that + * net.ipv4.conf.eth0.100 + * (without .mc_forwarding) was mishandled. + * + * To set up testing: modprobe 8021q; vconfig add eth0 100 */ end = name + strlen(name); last_good = name - 1; @@ -245,8 +251,8 @@ static void sysctl_dots_to_slashes(char *name) *cptr = '\0'; //bb_error_msg("trying:'%s'", name); if (access(name, F_OK) == 0) { - *cptr = '/'; - *end = '\0'; /* prevent trailing '/' */ + if (cptr != end) /* prevent trailing '/' */ + *cptr = '/'; //bb_error_msg("replaced:'%s'", name); last_good = cptr; goto again; |