packages/utils/hplip/patches/030-replace_unsafe_memcpy_with_memmove.patch
Luiz Angelo Daros de Luca e5d3422df7 hplip: import from oldpackage and update to 3.18.6
hplip was split into subpackages:

* hplip-common: generic files
* hplip-sane:   sane backend
  - patched to remove cups deps used only for network scanners
* hplip-cups:   cups driver (currently disabled)

Signed-off-by: Luiz Angelo Daros de Luca <luizluca@gmail.com>
2018-06-28 02:09:50 -03:00

15 lines
526 B
Diff

https://bugs.launchpad.net/hplip/+bug/1672256
memcpy should never be used with overlapping memory regions
--- a/io/hpmud/musb.c
+++ b/io/hpmud/musb.c
@@ -775,7 +775,7 @@ static int device_id(int fd, unsigned ch
len = size-1; /* leave byte for zero termination */
if (len > 2)
len -= 2;
- memcpy(buffer, buffer+2, len); /* remove length */
+ memmove(buffer, buffer+2, len); /* remove length */
buffer[len]=0;
DBG("read actual device_id successfully fd=%d len=%d\n", fd, len);