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authorIngo Molnar <mingo@kernel.org>2019-02-11 12:52:51 +0100
committerIngo Molnar <mingo@kernel.org>2019-02-11 12:52:51 +0100
commitdc14b5fe7d0a1e37e9388964614676e4166b2953 (patch)
tree4f4f3aed094446b3e5daedd8710ccd831943490f /arch/arm64/kernel/machine_kexec_file.c
parentbae54dc4f353653bbd3e3081754adad05da1d4dd (diff)
parentd13937116f1e82bf508a6325111b322c30c85eb9 (diff)
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Merge tag 'v5.0-rc6' into x86/fpu, 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);