diff mbox series

net: hns3: avoid -Wpointer-bool-conversion warning

Message ID 20210204153813.1520736-1-arnd@kernel.org
State New
Headers show
Series net: hns3: avoid -Wpointer-bool-conversion warning | expand

Commit Message

Arnd Bergmann Feb. 4, 2021, 3:38 p.m. UTC
From: Arnd Bergmann <arnd@arndb.de>


clang points out a redundant sanity check:

drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c:497:28: error: address of array 'filp->f_path.dentry->d_iname' will always evaluate to 'true' [-Werror,-Wpointer-bool-conversion]

This can never fail, so just remove the check.

Fixes: 04987ca1b9b6 ("net: hns3: add debugfs support for tm nodes, priority and qset info")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

---
 drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 3 ---
 1 file changed, 3 deletions(-)

-- 
2.29.2

Comments

Nathan Chancellor Feb. 4, 2021, 9:23 p.m. UTC | #1
On Thu, Feb 04, 2021 at 04:38:06PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>

> 

> clang points out a redundant sanity check:

> 

> drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c:497:28: error: address of array 'filp->f_path.dentry->d_iname' will always evaluate to 'true' [-Werror,-Wpointer-bool-conversion]

> 

> This can never fail, so just remove the check.

> 

> Fixes: 04987ca1b9b6 ("net: hns3: add debugfs support for tm nodes, priority and qset info")

> Signed-off-by: Arnd Bergmann <arnd@arndb.de>


Reviewed-by: Nathan Chancellor <nathan@kernel.org>


> ---

>  drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 3 ---

>  1 file changed, 3 deletions(-)

> 

> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c

> index 6978304f1ac5..c5958754f939 100644

> --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c

> +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c

> @@ -494,9 +494,6 @@ static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer,

>  	ssize_t size = 0;

>  	int ret = 0;

>  

> -	if (!filp->f_path.dentry->d_iname)

> -		return -EINVAL;

> -

>  	read_buf = kzalloc(HNS3_DBG_READ_LEN, GFP_KERNEL);

>  	if (!read_buf)

>  		return -ENOMEM;

> -- 

> 2.29.2

>
patchwork-bot+netdevbpf@kernel.org Feb. 5, 2021, 3 a.m. UTC | #2
Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Thu,  4 Feb 2021 16:38:06 +0100 you wrote:
> From: Arnd Bergmann <arnd@arndb.de>

> 

> clang points out a redundant sanity check:

> 

> drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c:497:28: error: address of array 'filp->f_path.dentry->d_iname' will always evaluate to 'true' [-Werror,-Wpointer-bool-conversion]

> 

> This can never fail, so just remove the check.

> 

> [...]


Here is the summary with links:
  - net: hns3: avoid -Wpointer-bool-conversion warning
    https://git.kernel.org/netdev/net-next/c/8f8a42ff003a

You are awesome, thank you!
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diff mbox series

Patch

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
index 6978304f1ac5..c5958754f939 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
@@ -494,9 +494,6 @@  static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer,
 	ssize_t size = 0;
 	int ret = 0;
 
-	if (!filp->f_path.dentry->d_iname)
-		return -EINVAL;
-
 	read_buf = kzalloc(HNS3_DBG_READ_LEN, GFP_KERNEL);
 	if (!read_buf)
 		return -ENOMEM;