From 8e5b2029feee1961d6753127bf249c7a8c8f89a5 Mon Sep 17 00:00:00 2001 From: Andrew Cooper Date: Thu, 11 Feb 2021 18:49:23 +0000 Subject: [PATCH] tools/xl: Fix exit code for `xl vkbattach` Various version of gcc, when compiling with -Og, complain: xl_vkb.c: In function 'main_vkbattach': xl_vkb.c:79:12: error: 'rc' may be used uninitialized in this function [-Werror=maybe-uninitialized] 79 | return rc; | ^~ The dryrun_only path really does leave rc uninitalised. Introduce a done label for success paths to use. Fixes: a15166af7c3 ("xl: add vkb config parser and CLI") Signed-off-by: Andrew Cooper Reviewed-by: Ian Jackson Release-Acked-by: Ian Jackson --- tools/xl/xl_vkb.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/xl/xl_vkb.c b/tools/xl/xl_vkb.c index f6ed9e05ee..728ac9470b 100644 --- a/tools/xl/xl_vkb.c +++ b/tools/xl/xl_vkb.c @@ -64,7 +64,7 @@ int main_vkbattach(int argc, char **argv) char *json = libxl_device_vkb_to_json(ctx, &vkb); printf("vkb: %s\n", json); free(json); - goto out; + goto done; } if (libxl_device_vkb_add(ctx, domid, &vkb, 0)) { @@ -72,6 +72,7 @@ int main_vkbattach(int argc, char **argv) rc = ERROR_FAIL; goto out; } +done: rc = 0; out: -- 2.39.5