diff options
-rw-r--r-- | util-linux/switch_root.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/util-linux/switch_root.c b/util-linux/switch_root.c index 6034485d7..aaee35a3e 100644 --- a/util-linux/switch_root.c +++ b/util-linux/switch_root.c | |||
@@ -141,10 +141,12 @@ int switch_root_main(int argc UNUSED_PARAM, char **argv) | |||
141 | 141 | ||
142 | // If a new console specified, redirect stdin/stdout/stderr to it | 142 | // If a new console specified, redirect stdin/stdout/stderr to it |
143 | if (console) { | 143 | if (console) { |
144 | close(0); | 144 | int fd = open_or_warn(console, O_RDWR); |
145 | xopen(console, O_RDWR); | 145 | if (fd >= 0) { |
146 | xdup2(0, 1); | 146 | xmove_fd(fd, 0); |
147 | xdup2(0, 2); | 147 | xdup2(0, 1); |
148 | xdup2(0, 2); | ||
149 | } | ||
148 | } | 150 | } |
149 | 151 | ||
150 | // Exec real init | 152 | // Exec real init |