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[Minios-devel] [UNIKRAFT PATCH v4 4/4] lib/ukswrand: Fix uk_swrand_fill_buffer to fill the entire buffer
- To: "minios-devel@xxxxxxxxxxxxx" <minios-devel@xxxxxxxxxxxxx>
- From: Vlad-Andrei BĂDOIU (78692) <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
- Date: Wed, 20 Nov 2019 12:12:57 +0000
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- Cc: "felipe.huici@xxxxxxxxx" <felipe.huici@xxxxxxxxx>, "simon.kuenzer@xxxxxxxxx" <simon.kuenzer@xxxxxxxxx>, Vlad-Andrei BĂDOIU (78692) <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
- Delivery-date: Wed, 20 Nov 2019 12:13:20 +0000
- List-id: Mini-os development list <minios-devel.lists.xenproject.org>
- Thread-index: AQHVn5vYVYNCrZ+cr0CvfHxcDGBaaw==
- Thread-topic: [UNIKRAFT PATCH v4 4/4] lib/ukswrand: Fix uk_swrand_fill_buffer to fill the entire buffer
From: Vlad-Andrei BĂDOIU (78692) <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
uk_swrand_fill_buffer fills only 1 byte per step. We fix this
by casting the buffer to __u32 *.
Signed-off-by: Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
Reviewed-by: Simon Kuenzer <simon.kuenzer@xxxxxxxxx>
---
lib/ukswrand/swrand.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/ukswrand/swrand.c b/lib/ukswrand/swrand.c
index ca267bf0..1225f66b 100644
--- a/lib/ukswrand/swrand.c
+++ b/lib/ukswrand/swrand.c
@@ -66,7 +66,7 @@ ssize_t uk_swrand_fill_buffer(void *buf, size_t buflen)
chunk_size = buflen % step;
for (i = 0; i < buflen - chunk_size; i += step)
- *((char *) buf + i) = uk_swrand_randr();
+ *(__u32 *)((char *) buf + i) = uk_swrand_randr();
/* fill the remaining bytes of the buffer */
if (chunk_size > 0) {
--
2.20.1
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