diff --git a/src/mca/bmi/ib/bmi_ib.c b/src/mca/bmi/ib/bmi_ib.c
index 15cc1ccc34..dde30ea7f2 100644
--- a/src/mca/bmi/ib/bmi_ib.c
+++ b/src/mca/bmi/ib/bmi_ib.c
@@ -398,7 +398,7 @@ mca_bmi_base_descriptor_t* mca_bmi_ib_prepare_dst(
 {
     mca_bmi_ib_module_t* ib_bmi; 
     mca_bmi_ib_frag_t* frag; 
-    int i, rc; 
+    int rc; 
     size_t reg_len; 
     ib_bmi = (mca_bmi_ib_module_t*) bmi; 
     
diff --git a/src/mca/bmi/ib/bmi_ib_endpoint.h b/src/mca/bmi/ib/bmi_ib_endpoint.h
index b601980e5f..6b92b6e0cd 100644
--- a/src/mca/bmi/ib/bmi_ib_endpoint.h
+++ b/src/mca/bmi/ib/bmi_ib_endpoint.h
@@ -130,8 +130,7 @@ static inline int mca_bmi_ib_endpoint_post_rr_sub(int cnt,
                                               )
 {
     
-    int rc;
-    uint32_t i; 
+    int rc, i; 
     ompi_list_item_t* item; 
     mca_bmi_ib_frag_t* frag; 
     mca_bmi_ib_module_t *ib_bmi = endpoint->endpoint_bmi;
diff --git a/src/mca/bmi/ib/bmi_ib_frag.c b/src/mca/bmi/ib/bmi_ib_frag.c
index 0403ac07d1..6042cb7ced 100644
--- a/src/mca/bmi/ib/bmi_ib_frag.c
+++ b/src/mca/bmi/ib/bmi_ib_frag.c
@@ -6,7 +6,6 @@
 
 static void mca_bmi_ib_frag_common_constructor( mca_bmi_ib_frag_t* frag) 
 {
-    size_t mod; 
     mca_bmi_base_registration_t* mem_hndl = frag->base.super.user_data; 
     frag->hdr = (mca_bmi_ib_header_t*) (frag+1);    /* initialize the bmi header to point to start at end of frag */ 
 #if 0   
diff --git a/src/mca/bmi/sm/bmi_sm_component.c b/src/mca/bmi/sm/bmi_sm_component.c
index 5e75b846d0..fa49b2f124 100644
--- a/src/mca/bmi/sm/bmi_sm_component.c
+++ b/src/mca/bmi/sm/bmi_sm_component.c
@@ -455,7 +455,7 @@ int mca_bmi_sm_component_progress(void)
             {
                 /* completion callback */
                 frag->base.des_src = 
-                    ((unsigned char*)frag->base.des_dst - mca_bmi_sm_component.sm_offset[peer_smp_rank]);
+                    ( mca_bmi_base_segment_t* )((unsigned char*)frag->base.des_dst - mca_bmi_sm_component.sm_offset[peer_smp_rank]);
                 frag->base.des_src->seg_addr.pval =
                     ((unsigned char*)frag->base.des_src->seg_addr.pval - 
                      mca_bmi_sm_component.sm_offset[peer_smp_rank]);
diff --git a/src/mca/mpool/mpool.h b/src/mca/mpool/mpool.h
index c71d4e3dc3..fda371689f 100644
--- a/src/mca/mpool/mpool.h
+++ b/src/mca/mpool/mpool.h
@@ -67,7 +67,7 @@ typedef int (*mca_mpool_base_module_register_fn_t)(
     void * addr,
     size_t size,
     struct mca_bmi_base_registration_t** registration);
-                                                                                                                                   
+    
 /**
   * deregister memory
   */