Re: [lvc-project] [PATCH] cifs: avoid NULL pointer dereference in dbg call

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On Wed, 19. Mar 15:31, Alexandra Diupina wrote:
> diff --git a/fs/smb/client/smb2misc.c b/fs/smb/client/smb2misc.c
> index f3c4b70b77b9..c02aab58aade 100644
> --- a/fs/smb/client/smb2misc.c
> +++ b/fs/smb/client/smb2misc.c
> @@ -816,11 +816,12 @@ smb2_handle_cancelled_close(struct cifs_tcon *tcon, __u64 persistent_fid,
>  		WARN_ONCE(tcon->tc_count < 0, "tcon refcount is negative");
>  		spin_unlock(&cifs_tcp_ses_lock);
>  
> -		if (tcon->ses)
> +		if (tcon->ses) {
>  			server = tcon->ses->server;
> -
> -		cifs_server_dbg(FYI, "tid=0x%x: tcon is closing, skipping async close retry of fid %llu %llu\n",
> -				tcon->tid, persistent_fid, volatile_fid);
> +			cifs_server_dbg(FYI,
> +							"tid=0x%x: tcon is closing, skipping async close retry of fid %llu %llu\n",
> +							tcon->tid, persistent_fid, volatile_fid);
> +		}

Something is wrong with the indentation. Usually scripts/checkpatch.pl
can give some feedback on this, too.

CHECK: Alignment should match open parenthesis
#32: FILE: fs/smb/client/smb2misc.c:822:
+			cifs_server_dbg(FYI,
+							"tid=0x%x: tcon is closing, skipping async close retry of fid %llu %llu\n",

>  
>  		return 0;
>  	}
> -- 
> 2.30.2




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