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| author | Haotian Li <lihaotian9@huawei.com> | 2020-11-11 09:10:38 +0800 |
|---|---|---|
| committer | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2020-11-12 16:25:38 +0000 |
| commit | 7632b56c8f880a8f86cf049a3785069e1ffd2997 (patch) | |
| tree | aa52af2f3606e4a6f310f660cc11e899eafd79ce /tools/virtiofsd | |
| parent | db2e026a39d9871217289e5ed5cb97a2b7f476e5 (diff) | |
| download | qemu-7632b56c8f880a8f86cf049a3785069e1ffd2997.zip | |
virtiofsd: check whether strdup lo.source return NULL in main func
In main func, strdup lo.source may fail. So check whether strdup
lo.source return NULL before using it.
Signed-off-by: Haotian Li <lihaotian9@huawei.com>
Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Message-Id: <f1e48ca8-d6de-d901-63c8-4f4024bda518@huawei.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'tools/virtiofsd')
| -rw-r--r-- | tools/virtiofsd/passthrough_ll.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c index 9545a0d174..97485b22b4 100644 --- a/tools/virtiofsd/passthrough_ll.c +++ b/tools/virtiofsd/passthrough_ll.c @@ -3517,6 +3517,10 @@ int main(int argc, char *argv[]) } } else { lo.source = strdup("/"); + if (!lo.source) { + fuse_log(FUSE_LOG_ERR, "failed to strdup source\n"); + goto err_out1; + } } if (lo.xattrmap) { |