diff options
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/login.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/libbb/login.c b/libbb/login.c index 1af3165..d1f5d64 100644 --- a/libbb/login.c +++ b/libbb/login.c @@ -116,12 +116,19 @@ static const char forbid[] ALIGN1 = "LD_NOWARN" "\0" "LD_KEEPDIR" "\0"; -void sanitize_env_for_suid(void) +int sanitize_env_if_suid(void) { - const char *p = forbid; + const char *p; + + if (getuid() == geteuid()) + return 0; + + p = forbid; do { unsetenv(p); p += strlen(p) + 1; } while (*p); putenv((char*)bb_PATH_root_path); + + return 1; /* we indeed were run by different user! */ } |