wiki: Fix minor typo

Signed-off-by: Petr Vorel <pvorel@suse.cz>
diff --git a/doc/test-writing-guidelines.txt b/doc/test-writing-guidelines.txt
index 0bf6981..de47443 100644
--- a/doc/test-writing-guidelines.txt
+++ b/doc/test-writing-guidelines.txt
@@ -1594,7 +1594,7 @@
 -------------------------------------------------------------------------------
 #!/bin/sh
 #
-# Optional test positional paramters
+# Optional test positional parameters
 #
 
 TST_POS_ARGS=3
diff --git a/testcases/kernel/controllers/cgroup_fj/cgroup_fj_function.sh b/testcases/kernel/controllers/cgroup_fj/cgroup_fj_function.sh
index 633f256..fc3ad1b 100755
--- a/testcases/kernel/controllers/cgroup_fj/cgroup_fj_function.sh
+++ b/testcases/kernel/controllers/cgroup_fj/cgroup_fj_function.sh
@@ -40,7 +40,7 @@
 }
 
 if [ "$#" -ne "1" ]; then
-    usage_and_exit "Invalid number of paramters"
+    usage_and_exit "Invalid number of parameters"
 fi
 
 # Move a task from group to group
diff --git a/testcases/lib/tst_test.sh b/testcases/lib/tst_test.sh
index 8d49d34..464c4c4 100644
--- a/testcases/lib/tst_test.sh
+++ b/testcases/lib/tst_test.sh
@@ -433,7 +433,7 @@
 
 	if [ -n "$TST_POS_ARGS" ]; then
 		if [ -z "$TST_PRINT_HELP" -a $# -ne "$TST_POS_ARGS" ]; then
-			tst_brk TBROK "Invalid number of positional paramters:"\
+			tst_brk TBROK "Invalid number of positional parameters:"\
 					  "have ($@) $#, expected ${TST_POS_ARGS}"
 		fi
 	else
diff --git a/testcases/open_posix_testsuite/conformance/interfaces/pthread_atfork/2-1.c b/testcases/open_posix_testsuite/conformance/interfaces/pthread_atfork/2-1.c
index 5172b82..8558b3e 100644
--- a/testcases/open_posix_testsuite/conformance/interfaces/pthread_atfork/2-1.c
+++ b/testcases/open_posix_testsuite/conformance/interfaces/pthread_atfork/2-1.c
@@ -11,7 +11,7 @@
  * handler address(es) may be set to NULL.
  *
  * STEPS:
- * 1. Call pthread_atfork() with all NULL paramters
+ * 1. Call pthread_atfork() with all NULL parameters
  * 2. Check to make sure the function returns success
  *
  */
diff --git a/utils/ffsb-6.0-rc2/README b/utils/ffsb-6.0-rc2/README
index b4ba16e..cc05ed0 100644
--- a/utils/ffsb-6.0-rc2/README
+++ b/utils/ffsb-6.0-rc2/README
@@ -234,7 +234,7 @@
 
 Global parameters:
 
-Global Paramters are described above, the first three are always
+Global parameters are described above, the first three are always
 required. Example:
 
 ----------