diff options
| -rw-r--r-- | kernel/kexec_handover.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/kexec_handover.c b/kernel/kexec_handover.c index ecd1ac210dbd..1a65419e3756 100644 --- a/kernel/kexec_handover.c +++ b/kernel/kexec_handover.c @@ -405,6 +405,7 @@ static int __init kho_parse_scratch_size(char *p) { size_t len; unsigned long sizes[3]; + size_t total_size = 0; int i; if (!p) @@ -441,11 +442,15 @@ static int __init kho_parse_scratch_size(char *p) } sizes[i] = memparse(p, &endp); - if (!sizes[i] || endp == p) + if (endp == p) return -EINVAL; p = endp; + total_size += sizes[i]; } + if (!total_size) + return -EINVAL; + scratch_size_lowmem = sizes[0]; scratch_size_global = sizes[1]; scratch_size_pernode = sizes[2]; |