Fix common misspellings
Fixes generated by 'codespell' and manually reviewed.
Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/include/linux/pid.h b/include/linux/pid.h
index efceda0..31afb7e 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -21,7 +21,7 @@
* quickly from the numeric pid value. The attached processes may be
* quickly accessed by following pointers from struct pid.
*
- * Storing pid_t values in the kernel and refering to them later has a
+ * Storing pid_t values in the kernel and referring to them later has a
* problem. The process originally with that pid may have exited and the
* pid allocator wrapped, and another process could have come along
* and been assigned that pid.