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authorLinus Torvalds <torvalds@linux-foundation.org>2016-07-30 23:18:33 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-30 23:18:33 +0300
commitd761f3ed6e71bcca724a6e9e39efcac65b7b4ac1 (patch)
treef7730c261782da30e402e396a1c87e15dbf68c3c /lib
parentb325e04ea21081439f0f3e7fe1117e883a9031d8 (diff)
parent4a1a8e1b8f9f37bdbba416eb0a5ff3f47d31cb28 (diff)
downloadlinux-d761f3ed6e71bcca724a6e9e39efcac65b7b4ac1.tar.xz
Merge branch 'x86-microcode-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 microcode updates from Thomas Gleixner: - more work to make the microcode loader robust - a fix for the micro code load precedence - fixes for initrd loading with randomized memory - less printk noise on SMP machines * 'x86-microcode-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/asm, x86/microcode: Add __PAGE_OFFSET_BASE define on 32-bit x86/microcode/intel: Fix initrd loading with CONFIG_RANDOMIZE_MEMORY=y x86/microcode: Remove unused symbol exports x86/microcode/intel: Do not issue microcode updates messages on each CPU Documentation/microcode: Document some aspects for more clarity x86/microcode/AMD: Make amd_ucode_patch[] static x86/microcode/intel: Unexport save_mc_for_early() x86/microcode/intel: Rename load_microcode_early() to find_microcode_patch() x86/microcode: Propagate save_microcode_in_initrd() retval x86/microcode: Get rid of find_cpio_data()'s dummy offset arg lib/cpio: Make find_cpio_data()'s offset arg optional x86/microcode: Fix suspend to RAM with builtin microcode x86/microcode: Fix loading precedence
Diffstat (limited to 'lib')
-rw-r--r--lib/earlycpio.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/earlycpio.c b/lib/earlycpio.c
index 3eb3e4722b8e..db283ba4d2c1 100644
--- a/lib/earlycpio.c
+++ b/lib/earlycpio.c
@@ -125,7 +125,10 @@ struct cpio_data find_cpio_data(const char *path, void *data,
if ((ch[C_MODE] & 0170000) == 0100000 &&
ch[C_NAMESIZE] >= mypathsize &&
!memcmp(p, path, mypathsize)) {
- *nextoff = (long)nptr - (long)data;
+
+ if (nextoff)
+ *nextoff = (long)nptr - (long)data;
+
if (ch[C_NAMESIZE] - mypathsize >= MAX_CPIO_FILE_NAME) {
pr_warn(
"File %s exceeding MAX_CPIO_FILE_NAME [%d]\n",