[U-Boot] [PATCH 1/2] spi_flash: Add error message when lock operations are not supported

Fabio Estevam
2015-11-11T15:21:29Z

From: Fabio Estevam <fabio.estevam@freescale.com>

In the case of lock operations not being supported, we should better let
the user know instead of failing silently.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
include/spi_flash.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/spi_flash.h b/include/spi_flash.h
index 0ae0062..ff51c50 100644
--- a/include/spi_flash.h
+++ b/include/spi_flash.h
@@ -237,8 +237,10 @@ static inline int spi_flash_erase(struct spi_flash *flash, u32 offset,
static inline int spi_flash_protect(struct spi_flash *flash, u32 ofs, u32 len,
bool prot)
{
- if (!flash->flash_lock)
+ if (!flash->flash_lock) {
+ printf("Protect operation not supported for this flash\n");
return -EOPNOTSUPP;
+ }

if (prot)
return flash->flash_lock(flash, ofs, len);
--
1.9.1