c_buf && async->prealloc_bufsz == new_size) {
+		return 0;
+	}

WARNING: braces {} are not necessary for single statement blocks
+				if (async->buf_page_list[i].virt_addr == NULL) {
+					break;
+				}

WARNING: braces {} are not necessary for single statement blocks
+	if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0) {
+		nbytes = free_end - async->buf_write_alloc_count;
+	}

WARNING: braces {} are not necessary for single statement blocks
+	if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0) {
+		nbytes = 0;
+	}

WARNING: braces {} are not necessary for single statement blocks
+	if (async->buf_write_ptr >= async->prealloc_bufsz) {
+		async->buf_write_ptr %= async->prealloc_bufsz;
+	}

Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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