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| From | SF Markus Elfring <elfring@users.sourceforge.net> |
| Newsgroups | linux.kernel |
| Subject | [PATCH] net: dsa: Delete an unnecessary check before the function call "put_device" |
| Date | Sat, 14 Nov 2015 18:20:02 +0100 |
| Message-ID | <quMEy-6RF-19@gated-at.bofh.it> (permalink) |
| References | <mSsDN-4wa-35@gated-at.bofh.it> <mSsDN-4wa-37@gated-at.bofh.it> <mSsDN-4wa-39@gated-at.bofh.it> <mSsDN-4wa-41@gated-at.bofh.it> <mSsDN-4wa-43@gated-at.bofh.it> <mSsDN-4wa-45@gated-at.bofh.it> <mSsDN-4wa-47@gated-at.bofh.it> <mSsDN-4wa-49@gated-at.bofh.it> <mSsDN-4wa-51@gated-at.bofh.it> <mSsDN-4wa-53@gated-at.bofh.it> <mSsDN-4wa-55@gated-at.bofh.it> <mSsDN-4wa-57@gated-at.bofh.it> <mSsDN-4wa-59@gated-at.bofh.it> <mSsDN-4wa-61@gated-at.bofh.it> <mSsDN-4wa-63@gated-at.bofh.it> <mSsDN-4wa-65@gated-at.bofh.it> <mSsDN-4wa-33@gated-at.bofh.it> |
| X-Original-To | "David S. Miller" <davem@davemloft.net>, netdev@vger.kernel.org |
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| X-Original-Cc | LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org, Julia Lawall <julia.lawall@lip6.fr> |
| X-Original-Date | Sat, 14 Nov 2015 18:12:44 +0100 |
| X-Original-Message-ID | <56476B8C.7020309@users.sourceforge.net> |
| X-Original-References | <5307CAA2.8060406@users.sourceforge.net> <alpine.DEB.2.02.1402212321410.2043@localhost6.localdomain6> <530A086E.8010901@users.sourceforge.net> <alpine.DEB.2.02.1402231635510.1985@localhost6.localdomain6> <530A72AA.3000601@users.sourceforge.net> <alpine.DEB.2.02.1402240658210.2090@localhost6.localdomain6> <530B5FB6.6010207@users.sourceforge.net> <alpine.DEB.2.10.1402241710370.2074@hadrien> <530C5E18.1020800@users.sourceforge.net> <alpine.DEB.2.10.1402251014170.2080@hadrien> <530CD2C4.4050903@users.sourceforge.net> <alpine.DEB.2.10.1402251840450.7035@hadrien> <530CF8FF.8080600@users.sourceforge.net> <alpine.DEB.2.02.1402252117150.2047@localhost6.localdomain6> <530DD06F.4090703@users.sourceforge.net> <alpine.DEB.2.02.1402262129250.2221@localhost6.localdomain6> <5317A59D.4@users.sourceforge.net> |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Sat, 14 Nov 2015 17:58:00 +0100 The put_device() 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> --- net/dsa/dsa.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 1eba07f..045d776 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -671,8 +671,7 @@ static void dsa_of_free_platform_data(struct dsa_platform_data *pd) kfree(pd->chip[i].rtable); /* Drop our reference to the MDIO bus device */ - if (pd->chip[i].host_dev) - put_device(pd->chip[i].host_dev); + put_device(pd->chip[i].host_dev); } kfree(pd->chip); } -- 2.6.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH] net: dsa: Delete an unnecessary check before the function call "put_device" SF Markus Elfring <elfring@users.sourceforge.net> - 2015-11-14 18:20 +0100 Re: [PATCH] net: dsa: Delete an unnecessary check before the function call "put_device" David Miller <davem@davemloft.net> - 2015-11-16 21:20 +0100
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