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* [PATCH 1/1] s390/ipl: fix off-by-one in update_machine_ipl_properties()
@ 2020-03-20 14:31 Halil Pasic
  2020-03-20 17:25 ` Cornelia Huck
  2020-03-27  9:15 ` David Hildenbrand
  0 siblings, 2 replies; 4+ messages in thread
From: Halil Pasic @ 2020-03-20 14:31 UTC (permalink / raw)
  To: Cornelia Huck, Christian Borntraeger, qemu-s390x, qemu-devel
  Cc: Halil Pasic, Peter Maydell, Thomas Huth, David Hildenbrand,
	Richard Henderson

In update_machine_ipl_properties() the array ascii_loadparm needs to
hold the 8 char lodparm and a string terminating zero char.

Let's increase the size of ascii_loadparm accordingly.

Signed-off-by: Halil Pasic <pasic@linux.ibm.com>
Fixes: 0a01e082a4 ("s390/ipl: sync back loadparm")
Reported-by: Peter Maydell <peter.maydell@linaro.org>
---
 hw/s390x/ipl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c
index b81942e1e6..8c3e019571 100644
--- a/hw/s390x/ipl.c
+++ b/hw/s390x/ipl.c
@@ -546,7 +546,7 @@ static void update_machine_ipl_properties(IplParameterBlock *iplb)
     /* Sync loadparm */
     if (iplb->flags & DIAG308_FLAGS_LP_VALID) {
         uint8_t *ebcdic_loadparm = iplb->loadparm;
-        char ascii_loadparm[8];
+        char ascii_loadparm[9];
         int i;
 
         for (i = 0; i < 8 && ebcdic_loadparm[i]; i++) {

base-commit: 226cd20706e20264c176f8edbaf17d7c9b7ade4a
-- 
2.17.1



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end of thread, other threads:[~2020-03-27  9:17 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2020-03-20 14:31 [PATCH 1/1] s390/ipl: fix off-by-one in update_machine_ipl_properties() Halil Pasic
2020-03-20 17:25 ` Cornelia Huck
2020-03-23 16:13   ` Halil Pasic
2020-03-27  9:15 ` David Hildenbrand

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