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Re: [PATCH] hw/rdma/vmw/pvrdma_dev_ring: Replace strncpy with pstrcpy


From: Yuval Shaia
Subject: Re: [PATCH] hw/rdma/vmw/pvrdma_dev_ring: Replace strncpy with pstrcpy
Date: Fri, 20 Mar 2020 13:49:26 +0200

Thanks,
Reviewed-by: Yuval Shaia <yuval.shaia.ml.gmail.com>

On Wed, 18 Mar 2020 at 15:49, Julia Suvorova <address@hidden> wrote:
ring->name is defined as 'char name[MAX_RING_NAME_SZ]'. Replace untruncated
strncpy with QEMU function.
This case prevented QEMU from compiling with --enable-sanitizers.

Signed-off-by: Julia Suvorova <address@hidden>
---
 hw/rdma/vmw/pvrdma_dev_ring.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/rdma/vmw/pvrdma_dev_ring.c b/hw/rdma/vmw/pvrdma_dev_ring.c
index d7bc7f5ccc..c2b3dd70a9 100644
--- a/hw/rdma/vmw/pvrdma_dev_ring.c
+++ b/hw/rdma/vmw/pvrdma_dev_ring.c
@@ -16,6 +16,7 @@
 #include "qemu/osdep.h"
 #include "hw/pci/pci.h"
 #include "cpu.h"
+#include "qemu/cutils.h"

 #include "trace.h"

@@ -30,8 +31,7 @@ int pvrdma_ring_init(PvrdmaRing *ring, const char *name, PCIDevice *dev,
     int i;
     int rc = 0;

-    strncpy(ring->name, name, MAX_RING_NAME_SZ);
-    ring->name[MAX_RING_NAME_SZ - 1] = 0;
+    pstrcpy(ring->name, MAX_RING_NAME_SZ, name);
     ring->dev = dev;
     ring->ring_state = ring_state;
     ring->max_elems = max_elems;
--
2.24.1


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