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Date: Mon, 02 Feb 2015 19:25:48 +0100
From: SF Markus Elfring <elfring@...rs.sourceforge.net>
To: "Arvind R." <arvino55@...il.com>, Borislav Petkov <bp@...en8.de>,
Doug Thompson <dougthompson@...ssion.com>,
Mauro Carvalho Chehab <mchehab@....samsung.com>,
Tim Small <tim@...tersideup.com>, linux-edac@...r.kernel.org
CC: LKML <linux-kernel@...r.kernel.org>,
kernel-janitors@...r.kernel.org,
Julia Lawall <julia.lawall@...6.fr>
Subject: [PATCH] EDAC: Deletion of unnecessary checks before the function
call "pci_dev_put"
From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Mon, 2 Feb 2015 18:26:34 +0100
The pci_dev_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@...rs.sourceforge.net>
---
drivers/edac/i82443bxgx_edac.c | 4 +---
drivers/edac/i82860_edac.c | 9 ++-------
drivers/edac/i82875p_edac.c | 4 +---
drivers/edac/i82975x_edac.c | 4 +---
4 files changed, 5 insertions(+), 16 deletions(-)
diff --git a/drivers/edac/i82443bxgx_edac.c b/drivers/edac/i82443bxgx_edac.c
index b4705d9..38d6406 100644
--- a/drivers/edac/i82443bxgx_edac.c
+++ b/drivers/edac/i82443bxgx_edac.c
@@ -445,9 +445,7 @@ fail1:
pci_unregister_driver(&i82443bxgx_edacmc_driver);
fail0:
- if (mci_pdev != NULL)
- pci_dev_put(mci_pdev);
-
+ pci_dev_put(mci_pdev);
return pci_rc;
}
diff --git a/drivers/edac/i82860_edac.c b/drivers/edac/i82860_edac.c
index 4382343..ee1078c 100644
--- a/drivers/edac/i82860_edac.c
+++ b/drivers/edac/i82860_edac.c
@@ -343,20 +343,15 @@ fail1:
pci_unregister_driver(&i82860_driver);
fail0:
- if (mci_pdev != NULL)
- pci_dev_put(mci_pdev);
-
+ pci_dev_put(mci_pdev);
return pci_rc;
}
static void __exit i82860_exit(void)
{
edac_dbg(3, "\n");
-
pci_unregister_driver(&i82860_driver);
-
- if (mci_pdev != NULL)
- pci_dev_put(mci_pdev);
+ pci_dev_put(mci_pdev);
}
module_init(i82860_init);
diff --git a/drivers/edac/i82875p_edac.c b/drivers/edac/i82875p_edac.c
index 64b6832..c26a513 100644
--- a/drivers/edac/i82875p_edac.c
+++ b/drivers/edac/i82875p_edac.c
@@ -576,9 +576,7 @@ fail1:
pci_unregister_driver(&i82875p_driver);
fail0:
- if (mci_pdev != NULL)
- pci_dev_put(mci_pdev);
-
+ pci_dev_put(mci_pdev);
return pci_rc;
}
diff --git a/drivers/edac/i82975x_edac.c b/drivers/edac/i82975x_edac.c
index 10b1052..35ab66c 100644
--- a/drivers/edac/i82975x_edac.c
+++ b/drivers/edac/i82975x_edac.c
@@ -685,9 +685,7 @@ fail1:
pci_unregister_driver(&i82975x_driver);
fail0:
- if (mci_pdev != NULL)
- pci_dev_put(mci_pdev);
-
+ pci_dev_put(mci_pdev);
return pci_rc;
}
--
2.2.2
--
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