diff --git a/kernel/branches/net/drivers/pcnet32.asm b/kernel/branches/net/drivers/pcnet32.asm
index 98e9b3d57b..302eb1080a 100644
--- a/kernel/branches/net/drivers/pcnet32.asm
+++ b/kernel/branches/net/drivers/pcnet32.asm
@@ -1061,7 +1061,9 @@ int_handler:
         test    ax, PCNET_CSR_RINT
         jz      @f
 
+        push    ebx
 .receiver_test_loop:
+        pop     ebx
         movzx   eax, [device.cur_rx]
 ;        and     eax, PCNET_RX_RING_MOD_MASK
         mov     edi, eax
@@ -1093,6 +1095,7 @@ int_handler:
         test    eax, eax                        ; Test if we allocated succesfully
         jz      .abort                          ;
 
+        push    ebx
         push    .receiver_test_loop             ;
         push    ecx                             ; for eth_receiver
         push    eax                             ;