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Diffstat (limited to 'libbb/bb_pwd.c')
-rw-r--r--libbb/bb_pwd.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libbb/bb_pwd.c b/libbb/bb_pwd.c
index 4829b723a..dca0a150b 100644
--- a/libbb/bb_pwd.c
+++ b/libbb/bb_pwd.c
@@ -31,9 +31,9 @@ struct group* FAST_FUNC xgetgrnam(const char *name)
return gr;
}
-
struct passwd* FAST_FUNC xgetpwuid(uid_t uid)
{
+ /* Note: used in nofork applets (whoami), be careful not to leak anything */
struct passwd *pw = getpwuid(uid);
if (!pw)
bb_error_msg_and_die("unknown uid %u", (unsigned)uid);
@@ -50,6 +50,7 @@ struct group* FAST_FUNC xgetgrgid(gid_t gid)
char* FAST_FUNC xuid2uname(uid_t uid)
{
+ /* Note: used in nofork applets (whoami), be careful not to leak anything */
struct passwd *pw = xgetpwuid(uid);
return pw->pw_name;
}