[libvirt PATCH 4/4] tools: be more paranoid about possibly NULL description
GCC 10 complains about "desc" possibly being a NULL dereference. Even
though it is a false positive, we can easily avoid it.
Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com>
---
tools/vsh.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/vsh.c b/tools/vsh.c
index 527c135424..b65e99cbd2 100644
--- a/tools/vsh.c
+++ b/tools/vsh.c
@@ -689,7 +689,7 @@ vshCmddefHelp(vshControl *ctl, const vshCmdDef *def)
fputc('\n', stdout);
desc = vshCmddefGetInfo(def, "desc");
- if (*desc) {
+ if (desc && *desc) {
/* Print the description only if it's not empty. */
fputs(_("\n DESCRIPTION\n"), stdout);
fprintf(stdout, " %s\n", _(desc));
--
2.24.1