[PATCH 2/5] m25p80: allow erase to be interrupted

[Johannes Stezenbach]

Check for Ctrl-C before erasing each sector.

Signed-off-by: Johannes Stezenbach <js at sig21.net>
---
 drivers/nor/m25p80.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/nor/m25p80.c b/drivers/nor/m25p80.c
index a3dfe75..86e6d25 100644
--- a/drivers/nor/m25p80.c
+++ b/drivers/nor/m25p80.c
@@ -232,6 +232,8 @@ static ssize_t m25p80_erase(struct cdev *cdev, size_t count, unsigned long offse
 	/* "sector"-at-a-time erase */
 	} else {
 		while (len) {
+			if (ctrlc())
+				return -EINTR;
 			if (erase_sector(flash, addr))
 				return -EIO;
 
-- 
1.7.10