[PATCH] spi: spi-mem: fix always-true condition in spi_mem_exec_op()

[Nikita Yushchenko]

Indeed fallback to generic implementation if driver's exec_op()
returns -ENOTSUPP.

Signed-off-by: Nikita Yushchenko <nikita.yoush at cogentembedded.com>
---
 drivers/spi/spi-mem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c
index 9c1ede1b61..7f9e65e870 100644
--- a/drivers/spi/spi-mem.c
+++ b/drivers/spi/spi-mem.c
@@ -295,7 +295,7 @@ int spi_mem_exec_op(struct spi_slave *slave, const struct spi_mem_op *op)
 		 * read path) and expect the core to use the regular SPI
 		 * interface in other cases.
 		 */
-		if (!ret || ret != -ENOTSUPP) {
+		if (ret != -ENOTSUPP) {
 			spi_release_bus(slave);
 			return ret;
 		}
-- 
2.30.2