diff --git a/mz_zip.h b/mz_zip.h
index fd98a73..f5b72d5 100644
--- a/mz_zip.h
+++ b/mz_zip.h
@@ -179,7 +179,7 @@ int32_t mz_zip_locate_first_entry(void *handle, void *userdata, mz_zip_locate_en
 /* Locate the first matching entry based on a match callback */
 
 int32_t mz_zip_locate_next_entry(void *handle, void *userdata, mz_zip_locate_entry_cb cb);
-/* LOcate the next matching entry based on a match callback */
+/* Locate the next matching entry based on a match callback */
 
 /***************************************************************************/
 
diff --git a/mz_zip_rw.c b/mz_zip_rw.c
index e326d79..42e6d67 100644
--- a/mz_zip_rw.c
+++ b/mz_zip_rw.c
@@ -844,7 +844,7 @@ int32_t mz_zip_reader_entry_save_buffer(void *handle, void *buf, int32_t len)
     if (reader->file_info->uncompressed_size > INT32_MAX)
         return MZ_PARAM_ERROR;
     if (len != (int32_t)reader->file_info->uncompressed_size)
-        return MZ_PARAM_ERROR;
+        return MZ_BUF_ERROR;
 
     /* Create a memory stream backed by our buffer and save to it */
     mz_stream_mem_create(&mem_stream);
diff --git a/mz_zip_rw.h b/mz_zip_rw.h
index fad16aa..a718213 100644
--- a/mz_zip_rw.h
+++ b/mz_zip_rw.h
@@ -121,13 +121,13 @@ int32_t mz_zip_reader_get_raw(void *handle, uint8_t *raw);
 /* Gets whether or not it should save the entry raw */
 
 int32_t mz_zip_reader_get_zip_cd(void *handle, uint8_t *zip_cd);
-/* Gets whether or not the archive has zipped cd */
+/* Gets whether or not the archive has a zipped central directory */
 
 int32_t mz_zip_reader_get_comment(void *handle, const char **comment);
 /* Gets the comment for the central directory */
 
 void    mz_zip_reader_set_encoding(void *handle, int32_t encoding);
-/* Sets whether or not it should support cp437 in zip file names */
+/* Sets whether or not it should support a special character encoding in zip file names. */
 
 void    mz_zip_reader_set_sign_required(void *handle, uint8_t sign_required);
 /* Sets whether or not it a signature is required  */