summaryrefslogtreecommitdiff
path: root/arch/arm64/kernel/machine_kexec_file.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2019-02-28 07:50:39 +0100
committerIngo Molnar <mingo@kernel.org>2019-02-28 07:50:39 +0100
commit0614621d89c43ea5b28456c2baf6b0c0e00ca81e (patch)
tree2dff833e972bdb65d30cb317985a0d41d2c40f0e /arch/arm64/kernel/machine_kexec_file.c
parent0cf264b3133dce56a60ca8b4335d1f76fe26870a (diff)
parent7d762d69145a54d169f58e56d6dac57a5508debc (diff)
downloadlwn-0614621d89c43ea5b28456c2baf6b0c0e00ca81e.tar.gz
lwn-0614621d89c43ea5b28456c2baf6b0c0e00ca81e.zip
Merge branch 'linus' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm64/kernel/machine_kexec_file.c')
-rw-r--r--arch/arm64/kernel/machine_kexec_file.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm64/kernel/machine_kexec_file.c b/arch/arm64/kernel/machine_kexec_file.c
index f2c211a6229b..58871333737a 100644
--- a/arch/arm64/kernel/machine_kexec_file.c
+++ b/arch/arm64/kernel/machine_kexec_file.c
@@ -120,10 +120,12 @@ static int create_dtb(struct kimage *image,
{
void *buf;
size_t buf_size;
+ size_t cmdline_len;
int ret;
+ cmdline_len = cmdline ? strlen(cmdline) : 0;
buf_size = fdt_totalsize(initial_boot_params)
- + strlen(cmdline) + DTB_EXTRA_SPACE;
+ + cmdline_len + DTB_EXTRA_SPACE;
for (;;) {
buf = vmalloc(buf_size);