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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-22 16:14:20 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2019-02-01 14:42:03 +0800
commit97a93b2b583914d25eaf3d27c72c5e1e01a2b4df (patch)
treec9e0bfcb7568838a5a6b4e863f52946a6a63d066 /drivers/crypto/cavium
parente30886b47c43046a310797b139f741c01600f39a (diff)
crypto: cavium/nitrox - no need to check return value of debugfs_create functions
When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: "David S. Miller" <davem@davemloft.net> Cc: Srikanth Jampala <Jampala.Srikanth@cavium.com> Cc: Yangtao Li <tiny.windzz@gmail.com> Cc: Gadam Sreerama <sgadam@cavium.com> Cc: Eric Biggers <ebiggers@google.com> Cc: linux-crypto@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/cavium')
-rw-r--r--drivers/crypto/cavium/nitrox/nitrox_debugfs.c27
-rw-r--r--drivers/crypto/cavium/nitrox/nitrox_debugfs.h5
-rw-r--r--drivers/crypto/cavium/nitrox/nitrox_main.c4
3 files changed, 8 insertions, 28 deletions
diff --git a/drivers/crypto/cavium/nitrox/nitrox_debugfs.c b/drivers/crypto/cavium/nitrox/nitrox_debugfs.c
index 0196b992280f..848ec93d4333 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_debugfs.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_debugfs.c
@@ -55,31 +55,14 @@ void nitrox_debugfs_exit(struct nitrox_device *ndev)
ndev->debugfs_dir = NULL;
}
-int nitrox_debugfs_init(struct nitrox_device *ndev)
+void nitrox_debugfs_init(struct nitrox_device *ndev)
{
- struct dentry *dir, *f;
+ struct dentry *dir;
dir = debugfs_create_dir(KBUILD_MODNAME, NULL);
- if (!dir)
- return -ENOMEM;
ndev->debugfs_dir = dir;
- f = debugfs_create_file("firmware", 0400, dir, ndev,
- &firmware_fops);
- if (!f)
- goto err;
- f = debugfs_create_file("device", 0400, dir, ndev,
- &device_fops);
- if (!f)
- goto err;
- f = debugfs_create_file("stats", 0400, dir, ndev,
- &stats_fops);
- if (!f)
- goto err;
-
- return 0;
-
-err:
- nitrox_debugfs_exit(ndev);
- return -ENODEV;
+ debugfs_create_file("firmware", 0400, dir, ndev, &firmware_fops);
+ debugfs_create_file("device", 0400, dir, ndev, &device_fops);
+ debugfs_create_file("stats", 0400, dir, ndev, &stats_fops);
}
diff --git a/drivers/crypto/cavium/nitrox/nitrox_debugfs.h b/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
index a8d85ffa619c..f177b79bbab0 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_debugfs.h
@@ -5,12 +5,11 @@
#include "nitrox_dev.h"
#ifdef CONFIG_DEBUG_FS
-int nitrox_debugfs_init(struct nitrox_device *ndev);
+void nitrox_debugfs_init(struct nitrox_device *ndev);
void nitrox_debugfs_exit(struct nitrox_device *ndev);
#else
-static inline int nitrox_debugfs_init(struct nitrox_device *ndev)
+static inline void nitrox_debugfs_init(struct nitrox_device *ndev)
{
- return 0;
}
static inline void nitrox_debugfs_exit(struct nitrox_device *ndev)
diff --git a/drivers/crypto/cavium/nitrox/nitrox_main.c b/drivers/crypto/cavium/nitrox/nitrox_main.c
index 014e9863c20e..faa78f651238 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_main.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_main.c
@@ -404,9 +404,7 @@ static int nitrox_probe(struct pci_dev *pdev,
if (err)
goto pf_hw_fail;
- err = nitrox_debugfs_init(ndev);
- if (err)
- goto pf_hw_fail;
+ nitrox_debugfs_init(ndev);
/* clear the statistics */
atomic64_set(&ndev->stats.posted, 0);