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-rw-r--r--libbb/update_passwd.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libbb/update_passwd.c b/libbb/update_passwd.c
index 3aab401..ba773fc 100644
--- a/libbb/update_passwd.c
+++ b/libbb/update_passwd.c
@@ -110,8 +110,11 @@ int FAST_FUNC update_passwd(const char *filename,
old_fp = fopen(filename, "r+");
else
old_fp = fopen_or_warn(filename, "r+");
- if (!old_fp)
+ if (!old_fp) {
+ if (shadow)
+ ret = 0; /* missing shadow is not an error */
goto free_mem;
+ }
old_fd = fileno(old_fp);
selinux_preserve_fcontext(old_fd);