Don't emit the "ignored" warning when there's no placement specification
and the tail of the specified option is actually empty.
Signed-off-by: Jan Beulich <jbeul...@suse.com>
--- a/xen/common/kexec.c
+++ b/xen/common/kexec.c
@@ -173,7 +173,7 @@ static int __init parse_crashkernel(cons
kexec_crash_area_limit = parse_size_and_unit(cur = str + 1, &str);
else if ( !strncmp(str, ",below=", 7) )
kexec_crash_area_limit = parse_size_and_unit(cur = str + 7, &str);
- else
+ else if ( *str )
{
printk(XENLOG_WARNING "crashkernel: '%s' ignored\n", str);
rc = -EINVAL;
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