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path: root/drivers/dfu/dfu.c
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Diffstat (limited to 'drivers/dfu/dfu.c')
-rw-r--r--drivers/dfu/dfu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
index 55e6a83b9ad..c0aba6e197c 100644
--- a/drivers/dfu/dfu.c
+++ b/drivers/dfu/dfu.c
@@ -289,7 +289,7 @@ static int dfu_read_buffer_fill(struct dfu_entity *dfu, void *buf, int size)
readn = 0;
while (size > 0) {
/* get chunk that can be read */
- chunk = min(size, dfu->b_left);
+ chunk = min((long)size, dfu->b_left);
/* consume */
if (chunk > 0) {
memcpy(buf, dfu->i_buf, chunk);