From: Haotian Li <[email protected]>

In main func, strdup lo.source may fail. So check whether strdup
lo.source return NULL before using it.

Signed-off-by: Haotian Li <[email protected]>
Signed-off-by: Zhiqiang Liu <[email protected]>
Message-Id: <[email protected]>
Reviewed-by: Dr. David Alan Gilbert <[email protected]>
Signed-off-by: Dr. David Alan Gilbert <[email protected]>
---
 tools/virtiofsd/passthrough_ll.c | 4 ++++
 1 file changed, 4 insertions(+)

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) {
-- 
2.28.0


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