arch-arm: Fix inconsistency in variable name

Change-Id: I091a2d0cc8bfa7b8d98c4f508d175868d0fd7249
Signed-off-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/28172
Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
diff --git a/src/arch/arm/freebsd/process.cc b/src/arch/arm/freebsd/process.cc
index 3955f85..d8a7d68 100644
--- a/src/arch/arm/freebsd/process.cc
+++ b/src/arch/arm/freebsd/process.cc
@@ -118,7 +118,7 @@
     void *holdp = (void *)buf2.bufferPtr();
     size_t *holdlenp = (size_t *)buf3.bufferPtr();
 
-    ret = sysctl((int *)hnamep, namelen, holdp, holdlenp, hnewp, newlen);
+    ret = sysctl((int *)hnamep, nameLen, holdp, holdlenp, hnewp, newlen);
 
     buf.copyOut(tc->getVirtProxy());
     buf2.copyOut(tc->getVirtProxy());