If we are asked to copy amount of data that is not a multiple of
"rwsize", we won't process all "count" bytes, so we should reflect
that in the value we return.
Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
---
fs/devfs-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/devfs-core.c b/fs/devfs-core.c
index 8d5ff71d6..b2f66578d 100644
--- a/fs/devfs-core.c
+++ b/fs/devfs-core.c
@@ -548,7 +548,7 @@ static ssize_t mem_copy(struct device_d *dev, void *dst, const void *src,
rwsize = rwsize >> O_RWSIZE_SHIFT;
- count = ALIGN_DOWN(count, rwsize);
+ count = size = ALIGN_DOWN(count, rwsize);
while (count) {
switch (rwsize) {
--
2.20.1
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