From 46a6d391cd47723aa580e2339d76e8a556bbc6e4 Mon Sep 17 00:00:00 2001
From: Iuri Matias <iuri.matias@gmail.com>
Date: Sun, 8 Jul 2018 20:43:41 +0300
Subject: [PATCH] simplify use of callback

---
 lib/modules/ipfs/index.js  | 7 +------
 lib/modules/swarm/index.js | 7 +------
 2 files changed, 2 insertions(+), 12 deletions(-)

diff --git a/lib/modules/ipfs/index.js b/lib/modules/ipfs/index.js
index 76a8f51c..b7e0d0a5 100644
--- a/lib/modules/ipfs/index.js
+++ b/lib/modules/ipfs/index.js
@@ -136,12 +136,7 @@ class IPFS {
       blockchainConfig: self.blockchainConfig
     });
     self.logger.trace(`Storage module: Launching ipfs process...`);
-    return storageProcessesLauncher.launchProcess('ipfs', (err) => {
-      if (err) {
-        return callback(err);
-      }
-      callback();
-    });
+    return storageProcessesLauncher.launchProcess('ipfs', callback);
   }
 
   registerUploadCommand() {
diff --git a/lib/modules/swarm/index.js b/lib/modules/swarm/index.js
index 1de8c023..135f9ded 100644
--- a/lib/modules/swarm/index.js
+++ b/lib/modules/swarm/index.js
@@ -105,12 +105,7 @@ class Swarm {
       blockchainConfig: self.blockchainConfig
     });
     self.logger.trace(`Storage module: Launching swarm process...`);
-    return storageProcessesLauncher.launchProcess('swarm', (err) => {
-      if (err) {
-        return callback(err);
-      }
-      callback();
-    });
+    return storageProcessesLauncher.launchProcess('swarm', callback);
   }
 
   registerUploadCommand(cb) {