pylibmount: check for mnt_fs_get_tag() return value [coverity scan]

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libmount/python/fs.c b/libmount/python/fs.c
index 9cf2555e42bbf30a482e2941862c313754532914..0789d37978e2a327e971bf622fa9e5891a45a004 100644 (file)
--- a/libmount/python/fs.c
+++ b/libmount/python/fs.c
@@ -39,7 +39,8 @@ static PyObject *Fs_get_tag(FsObject *self)
        const char *tag = NULL, *val = NULL;
        PyObject *result;
 
-       mnt_fs_get_tag(self->fs, &tag, &val);
+       if (mnt_fs_get_tag(self->fs, &tag, &val) != 0)
+               return NULL;
 
        result = Py_BuildValue("(ss)", tag, val);
        if (!result)