nfsd: remove unnecessary NULL check

Message ID 0cce4257-6c22-4c0a-b769-b946990413fe@moroto.mountain
State New
Headers
Series nfsd: remove unnecessary NULL check |

Commit Message

Dan Carpenter Dec. 4, 2023, 12:30 p.m. UTC
  We check "state" for NULL on the previous line so it can't be NULL here.
No need to check again.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/r/202312031425.LffZTarR-lkp@intel.com/
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
 fs/nfsd/nfs4state.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
  

Comments

Jeff Layton Dec. 4, 2023, 1:10 p.m. UTC | #1
On Mon, 2023-12-04 at 15:30 +0300, Dan Carpenter wrote:
> We check "state" for NULL on the previous line so it can't be NULL here.
> No need to check again.
> 
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/r/202312031425.LffZTarR-lkp@intel.com/
> Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
> ---
>  fs/nfsd/nfs4state.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index 40415929e2ae..fb551a3db1dc 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -6639,7 +6639,7 @@ __be32 manage_cpntf_state(struct nfsd_net *nn, stateid_t *st,
>  	spin_unlock(&nn->s2s_cp_lock);
>  	if (!state)
>  		return nfserr_bad_stateid;
> -	if (!clp && state)
> +	if (!clp)
>  		*cps = state;
>  	return 0;
>  }

Reviewed-by: Jeff Layton <jlayton@kernel.org>
  
Chuck Lever Dec. 4, 2023, 2:33 p.m. UTC | #2
On Mon, Dec 04, 2023 at 03:30:06PM +0300, Dan Carpenter wrote:
> We check "state" for NULL on the previous line so it can't be NULL here.
> No need to check again.
> 
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/r/202312031425.LffZTarR-lkp@intel.com/
> Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>

LGTM. Applied to nfsd-next for v6.8.


> ---
>  fs/nfsd/nfs4state.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index 40415929e2ae..fb551a3db1dc 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -6639,7 +6639,7 @@ __be32 manage_cpntf_state(struct nfsd_net *nn, stateid_t *st,
>  	spin_unlock(&nn->s2s_cp_lock);
>  	if (!state)
>  		return nfserr_bad_stateid;
> -	if (!clp && state)
> +	if (!clp)
>  		*cps = state;
>  	return 0;
>  }
> -- 
> 2.42.0
>
  

Patch

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 40415929e2ae..fb551a3db1dc 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -6639,7 +6639,7 @@  __be32 manage_cpntf_state(struct nfsd_net *nn, stateid_t *st,
 	spin_unlock(&nn->s2s_cp_lock);
 	if (!state)
 		return nfserr_bad_stateid;
-	if (!clp && state)
+	if (!clp)
 		*cps = state;
 	return 0;
 }