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| author | Stefan Hajnoczi <stefanha@redhat.com> | 2020-03-16 16:07:02 +0000 |
|---|---|---|
| committer | Marcel Apfelbaum <marcel.apfelbaum@gmail.com> | 2020-03-21 19:21:20 +0200 |
| commit | f93cfdc583d4c26b2a878642adf574e11909863c (patch) | |
| tree | 86fc7514ad6c0ee4e016d2a48f6b0e24cab154f1 /hw | |
| parent | b196d4f1d62dc0976fd3999ff753f94944fcb657 (diff) | |
| download | qemu-f93cfdc583d4c26b2a878642adf574e11909863c.zip qemu-f93cfdc583d4c26b2a878642adf574e11909863c.tar.gz qemu-f93cfdc583d4c26b2a878642adf574e11909863c.tar.bz2 | |
hw/rdma: avoid suspicious strncpy() use
gcc (GCC) 9.2.1 20190827 (Red Hat 9.2.1-1) with sanitizers enabled
reports the following error:
CC x86_64-softmmu/hw/rdma/vmw/pvrdma_dev_ring.o
In file included from /usr/include/string.h:495,
from include/qemu/osdep.h:101,
from hw/rdma/vmw/pvrdma_dev_ring.c:16:
In function ‘strncpy’,
inlined from ‘pvrdma_ring_init’ at hw/rdma/vmw/pvrdma_dev_ring.c:33:5:
/usr/include/bits/string_fortified.h:106:10: error: ‘__builtin_strncpy’ specified bound 32 equals destination size [-Werror=stringop-truncation]
106 | return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Use pstrcpy() instead of strncpy(). It is guaranteed to NUL-terminate
strings.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Yuval Shaia <yuval.shaia.ml.gmail.com>
Message-Id: <20200316160702.478964-3-stefanha@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/rdma/vmw/pvrdma_dev_ring.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/rdma/vmw/pvrdma_dev_ring.c b/hw/rdma/vmw/pvrdma_dev_ring.c index c2b3dd7..c122fe7 100644 --- a/hw/rdma/vmw/pvrdma_dev_ring.c +++ b/hw/rdma/vmw/pvrdma_dev_ring.c @@ -14,6 +14,7 @@ */ #include "qemu/osdep.h" +#include "qemu/cutils.h" #include "hw/pci/pci.h" #include "cpu.h" #include "qemu/cutils.h" |