retlen can potentially overflow. Also, write_full() in
fastboot_handle_sparse() expects size_t anyway.
Signed-off-by: Steffen Trumtrar <s.trumt...@pengutronix.de>
---
common/fastboot.c | 2 +-
include/image-sparse.h | 2 +-
lib/image-sparse.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/common/fastboot.c b/common/fastboot.c
index 1b6dc28d8e..40b92d9982 100644
--- a/common/fastboot.c
+++ b/common/fastboot.c
@@ -566,7 +566,7 @@ static int fastboot_handle_sparse(struct fastboot *fb,
}
while (1) {
- int retlen;
+ size_t retlen;
loff_t pos;
ret = sparse_image_read(sparse, buf, &pos, bufsiz, &retlen);
diff --git a/include/image-sparse.h b/include/image-sparse.h
index 29242f4fd5..6bff844411 100644
--- a/include/image-sparse.h
+++ b/include/image-sparse.h
@@ -60,7 +60,7 @@ struct sparse_image_ctx;
struct sparse_image_ctx *sparse_image_open(const char *path);
int sparse_image_read(struct sparse_image_ctx *si, void *buf,
- loff_t *pos, size_t len, int *retlen);
+ loff_t *pos, size_t len, size_t *retlen);
void sparse_image_close(struct sparse_image_ctx *si);
loff_t sparse_image_size(struct sparse_image_ctx *si);
diff --git a/lib/image-sparse.c b/lib/image-sparse.c
index 0c31742ab6..8e7a52fd71 100644
--- a/lib/image-sparse.c
+++ b/lib/image-sparse.c
@@ -190,7 +190,7 @@ out:
}
int sparse_image_read(struct sparse_image_ctx *si, void *buf, loff_t *pos,
- size_t len, int *retlen)
+ size_t len, size_t *retlen)
{
size_t now;
int ret, i;
--
2.20.1
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