Messages in this thread Patch in this message | | | Subject | [PATCH] SGI-XPC: Delete unnecessary checks before unregister_sysctl_table() | From | SF Markus Elfring <> | Date | Fri, 6 Nov 2015 10:15:26 +0100 |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Fri, 6 Nov 2015 10:08:46 +0100
The unregister_sysctl_table() 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> --- drivers/misc/sgi-xp/xpc_main.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/misc/sgi-xp/xpc_main.c b/drivers/misc/sgi-xp/xpc_main.c index 7f32712..8d4fcac 100644 --- a/drivers/misc/sgi-xp/xpc_main.c +++ b/drivers/misc/sgi-xp/xpc_main.c @@ -1046,9 +1046,7 @@ xpc_do_exit(enum xp_retval reason) /* clear the interface to XPC's functions */ xpc_clear_interface(); - if (xpc_sysctl) - unregister_sysctl_table(xpc_sysctl); - + unregister_sysctl_table(xpc_sysctl); xpc_teardown_partitions(); if (is_shub()) @@ -1331,9 +1329,7 @@ out_3: (void)unregister_die_notifier(&xpc_die_notifier); (void)unregister_reboot_notifier(&xpc_reboot_notifier); out_2: - if (xpc_sysctl) - unregister_sysctl_table(xpc_sysctl); - + unregister_sysctl_table(xpc_sysctl); xpc_teardown_partitions(); out_1: if (is_shub()) -- 2.6.2
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