staging: most: Delete an unnecessary check before the function call "module_put"

The module_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/mostcore/core.c b/drivers/staging/most/mostcore/core.c
index 19852ca7e59c3ab8f463297fa548985629ba09e3..ed1ed25b6d1d27928419c768bf8898ea94e176ca 100644 (file)
--- a/drivers/staging/most/mostcore/core.c
+++ b/drivers/staging/most/mostcore/core.c
@@ -1587,8 +1587,7 @@ int most_start_channel(struct most_interface *iface, int id,
        return 0;
 
 error:
-       if (iface->mod)
-               module_put(iface->mod);
+       module_put(iface->mod);
        modref--;
        mutex_unlock(&c->start_mutex);
        return ret;