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EDAC, mv64x60: Check driver registration success

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Check the return status of platform_driver_register() in
mv64x60_edac_init(). Only output messages and initialise the
edac_op_state if the registration is successful.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Cc: linux-edac <linux-edac@vger.kernel.org>
Cc: linuxppc-dev@lists.ozlabs.org
Link: http://lkml.kernel.org/r/20170529212142.25572-2-chris.packham@alliedtelesis.co.nz
Signed-off-by: Borislav Petkov <bp@suse.de>
This commit is contained in:
Chris Packham 2017-05-30 09:21:40 +12:00 committed by Borislav Petkov
parent 7103de0e58
commit 7d2fdaa694
1 changed files with 7 additions and 2 deletions
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9
drivers/edac/mv64x60_edac.c
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@ -853,10 +853,15 @@ static struct platform_driver * const drivers[] = {
static int __init mv64x60_edac_init(void) static int __init mv64x60_edac_init(void)
{ {
int ret = 0; int ret;
ret = platform_register_drivers(drivers, ARRAY_SIZE(drivers));
if (ret)
return ret;
printk(KERN_INFO "Marvell MV64x60 EDAC driver " MV64x60_REVISION "\n"); printk(KERN_INFO "Marvell MV64x60 EDAC driver " MV64x60_REVISION "\n");
printk(KERN_INFO "\t(C) 2006-2007 MontaVista Software\n"); printk(KERN_INFO "\t(C) 2006-2007 MontaVista Software\n");
/* make sure error reporting method is sane */ /* make sure error reporting method is sane */
switch (edac_op_state) { switch (edac_op_state) {
case EDAC_OPSTATE_POLL: case EDAC_OPSTATE_POLL:
@ -867,7 +872,7 @@ static int __init mv64x60_edac_init(void)
break; break;
} }
return platform_register_drivers(drivers, ARRAY_SIZE(drivers)); return 0;
} }
module_init(mv64x60_edac_init); module_init(mv64x60_edac_init);