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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-04-14 08:51:33 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-04-14 08:51:33 -0700 |
| commit | 85a3685852d9ac7d92be9d824533c915a4597fa4 (patch) | |
| tree | b7c542e2061cf96c9f7ad500fa12567f9ff0b39f /arch/x86/kernel/cpu/microcode/intel.c | |
| parent | 92bac83dd79e60e65c475222e41a992a70434beb (diff) | |
| parent | 8b8a518ef16be2de27207991e32fc32b0475c767 (diff) | |
Merge branch 'next' into for-linus
Prepare first round of input updates for 4.1 merge window.
Diffstat (limited to 'arch/x86/kernel/cpu/microcode/intel.c')
| -rw-r--r-- | arch/x86/kernel/cpu/microcode/intel.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c index c6826d1e8082..746e7fd08aad 100644 --- a/arch/x86/kernel/cpu/microcode/intel.c +++ b/arch/x86/kernel/cpu/microcode/intel.c @@ -196,6 +196,11 @@ static enum ucode_state generic_load_microcode(int cpu, void *data, size_t size, struct microcode_header_intel mc_header; unsigned int mc_size; + if (leftover < sizeof(mc_header)) { + pr_err("error! Truncated header in microcode data file\n"); + break; + } + if (get_ucode_data(&mc_header, ucode_ptr, sizeof(mc_header))) break; |