'bytes' is unsigned of type size_t, and can't be negative.
But the assigned write() returns ssize_t, and -1 on error.
For testing < 0, 'bytes' needs to be of a signed type.
Signed-off-by: Nicolas Kaiser <nikai@xxxxxxxxx>
---
* Piotr Krukowiecki <piotr.krukowiecki@xxxxxxxxx>:
> You are right that, but the fix should be to use ssize_t not plain "int".
> (udt_do_read() correctly uses ssize_t)
Indeed, thanks. Here's a version with ssize_t.
Testsuite did not regress at my place.
transport-helper.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/transport-helper.c b/transport-helper.c
index 4e4754c..ba06b70 100644
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -973,7 +973,7 @@ static int udt_do_read(struct unidirectional_transfer *t)
*/
static int udt_do_write(struct unidirectional_transfer *t)
{
- size_t bytes;
+ ssize_t bytes;
if (t->bufuse == 0)
return 0; /* Nothing to write. */
--
1.7.3.4
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