spi: spi-mem: Fix code indent should use tabs where possible

Fix checkpatch errors:

  ERROR: code indent should use tabs where possible
  torvalds#624: FILE: spi-mem.c:624:
  ERROR: code indent should use tabs where possible
  torvalds#626: FILE: spi-mem.c:626:
  ERROR: code indent should use tabs where possible
  torvalds#627: FILE: spi-mem.c:627:

Signed-off-by: Jay Fang <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: Jay Fang

drivers/spi/spi-mem.c

@@ -621,10 +621,10 @@ EXPORT_SYMBOL_GPL(devm_spi_mem_dirmap_create);
 
 static int devm_spi_mem_dirmap_match(struct device *dev, void *res, void *data)
 {
-        struct spi_mem_dirmap_desc **ptr = res;
+	struct spi_mem_dirmap_desc **ptr = res;
 
-        if (WARN_ON(!ptr || !*ptr))
-                return 0;
+	if (WARN_ON(!ptr || !*ptr))
+		return 0;
 
 	return *ptr == data;
 }