diff --git a/src/runmode-erf-dag.c b/src/runmode-erf-dag.c
index cf813bd29c..686d22d8b1 100644
--- a/src/runmode-erf-dag.c
+++ b/src/runmode-erf-dag.c
@@ -162,8 +162,6 @@ int RunModeErfDagAuto(DetectEngineCtx *de_ctx)
     int thread;
     for (thread = 0; thread < thread_max; thread++) {
         snprintf(tname, sizeof(tname), "Detect%"PRIu16, thread+1);
-        if (tname == NULL)
-            break;
 
         char *thread_name = SCStrdup(tname);
         SCLogDebug("Assigning %s affinity to cpu %u", thread_name, cpu);
diff --git a/src/runmode-erf-file.c b/src/runmode-erf-file.c
index 7db2718847..95b343501e 100644
--- a/src/runmode-erf-file.c
+++ b/src/runmode-erf-file.c
@@ -151,8 +151,6 @@ int RunModeErfFileAuto(DetectEngineCtx *de_ctx)
     int thread;
     for (thread = 0; thread < thread_max; thread++) {
         snprintf(tname, sizeof(tname), "Detect%"PRIu16, thread+1);
-        if (tname == NULL)
-            break;
 
         char *thread_name = SCStrdup(tname);
         SCLogDebug("Assigning %s affinity to cpu %u", thread_name, cpu);
diff --git a/src/runmode-ipfw.c b/src/runmode-ipfw.c
index 7980efcfc4..c54ecc1693 100644
--- a/src/runmode-ipfw.c
+++ b/src/runmode-ipfw.c
@@ -183,8 +183,6 @@ int RunModeIpsIPFWAuto(DetectEngineCtx *de_ctx)
     int thread;
     for (thread = 0; thread < thread_max; thread++) {
         snprintf(tname, sizeof(tname), "Detect%"PRIu16, thread+1);
-        if (tname == NULL)
-            break;
 
         char *thread_name = SCStrdup(tname);
         SCLogDebug("Assigning %s affinity to cpu %u", thread_name, cpu);
diff --git a/src/runmode-nfq.c b/src/runmode-nfq.c
index 29a0e0b3f8..32f2dfa8f4 100644
--- a/src/runmode-nfq.c
+++ b/src/runmode-nfq.c
@@ -172,8 +172,6 @@ int RunModeIpsNFQAuto(DetectEngineCtx *de_ctx)
     for (thread = 0; thread < thread_max; thread++) {
         memset(tname, 0, sizeof(tname));
         snprintf(tname, sizeof(tname), "Detect%"PRIu16, thread+1);
-        if (tname == NULL)
-            break;
 
         char *thread_name = SCStrdup(tname);
         SCLogDebug("Assigning %s affinity", thread_name);
diff --git a/src/runmode-pcap-file.c b/src/runmode-pcap-file.c
index 05c7e95554..0913206727 100644
--- a/src/runmode-pcap-file.c
+++ b/src/runmode-pcap-file.c
@@ -337,8 +337,6 @@ int RunModeFilePcapAuto(DetectEngineCtx *de_ctx)
     int thread;
     for (thread = 0; thread < thread_max; thread++) {
         snprintf(tname, sizeof(tname), "Detect%"PRIu16, thread+1);
-        if (tname == NULL)
-            break;
 
         char *thread_name = SCStrdup(tname);
         SCLogDebug("Assigning %s affinity to cpu %u", thread_name, cpu);
diff --git a/src/runmode-pcap.c b/src/runmode-pcap.c
index 7dd5a89ebd..ac5df8e49d 100644
--- a/src/runmode-pcap.c
+++ b/src/runmode-pcap.c
@@ -313,8 +313,6 @@ int RunModeIdsPcapAuto(DetectEngineCtx *de_ctx)
 
     for (thread = 0; thread < thread_max; thread++) {
         snprintf(tname, sizeof(tname),"Detect%"PRIu16, thread+1);
-        if (tname == NULL)
-            break;
 
         char *thread_name = SCStrdup(tname);
         SCLogDebug("Assigning %s affinity to cpu %u", thread_name, cpu);
diff --git a/src/runmode-pfring.c b/src/runmode-pfring.c
index 767be26438..a3e01f8773 100644
--- a/src/runmode-pfring.c
+++ b/src/runmode-pfring.c
@@ -202,8 +202,6 @@ int RunModeIdsPfringAuto(DetectEngineCtx *de_ctx)
     int thread;
     for (thread = 0; thread < thread_max; thread++) {
         snprintf(tname, sizeof(tname), "Detect%"PRIu16, thread+1);
-        if (tname == NULL)
-            break;
 
         char *thread_name = SCStrdup(tname);
         SCLogDebug("Assigning %s affinity to cpu %u", thread_name, cpu);