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| author | Stefan Metzmacher <metze@samba.org> | 2012-03-14 10:50:34 +0100 |
|---|---|---|
| committer | Stefan Metzmacher <metze@samba.org> | 2012-03-14 12:00:46 +0100 |
| commit | bfe990af89ebd870625c0740f1c6073a5349771e (patch) | |
| tree | dd2ea376959f0861fbeb771c02f727b5e3033c09 /lib | |
| parent | e03059fc96931416c551d7d0a30eccb727a4f524 (diff) | |
| download | samba-bfe990af89ebd870625c0740f1c6073a5349771e.tar.gz samba-bfe990af89ebd870625c0740f1c6073a5349771e.tar.bz2 samba-bfe990af89ebd870625c0740f1c6073a5349771e.zip | |
lib/util: cope with races between lstat and mkdir in directory_create_or_exist()
metze
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/util/util.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/util/util.c b/lib/util/util.c index 54a8c88245..e3d22f3614 100644 --- a/lib/util/util.c +++ b/lib/util/util.c @@ -161,7 +161,7 @@ _PUBLIC_ bool directory_create_or_exist(const char *dname, uid_t uid, /* Create directory */ ret = mkdir(dname, dir_perms); - if (ret == -1) { + if (ret == -1 && errno != EEXIST) { DEBUG(0, ("mkdir failed on directory " "%s: %s\n", dname, strerror(errno))); @@ -169,7 +169,13 @@ _PUBLIC_ bool directory_create_or_exist(const char *dname, uid_t uid, return false; } - return true; + ret = lstat(dname, &st); + if (ret == -1) { + DEBUG(0, ("lstat failed on created directory %s: %s\n", + dname, strerror(errno))); + umask(old_umask); + return false; + } } /* Check ownership and permission on existing directory */ |