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From: tip-bot for Borislav Petkov <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, brgerst@gmail.com,
	peterz@infradead.org, mingo@kernel.org,
	torvalds@linux-foundation.org, bp@suse.de, bp@alien8.de,
	dvlasenk@redhat.com, tglx@linutronix.de, luto@amacapital.net
Subject: [tip:x86/microcode] lib/cpio: Make find_cpio_data()'s offset arg optional
Date: Wed, 8 Jun 2016 02:52:52 -0700
Message-ID: <tip-7557933e6b99d381c19b196901ed537b00f6d121@git.kernel.org> (raw)
In-Reply-To: <1465225850-7352-4-git-send-email-bp@alien8.de>

Commit-ID:  7557933e6b99d381c19b196901ed537b00f6d121
Gitweb:     http://git.kernel.org/tip/7557933e6b99d381c19b196901ed537b00f6d121
Author:     Borislav Petkov <bp@suse.de>
AuthorDate: Mon, 6 Jun 2016 17:10:44 +0200
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Wed, 8 Jun 2016 11:04:19 +0200

lib/cpio: Make find_cpio_data()'s offset arg optional

Some callers don't use it so make it optional.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1465225850-7352-4-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 lib/earlycpio.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/earlycpio.c b/lib/earlycpio.c
index 3eb3e47..db283ba 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",

  reply index

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-06 15:10 [PATCH 0/9] x86/microcode: Fixes for builtin vs initrd loading; cleanups Borislav Petkov
2016-06-06 15:10 ` [PATCH 1/9] x86/microcode: Fix loading precedence Borislav Petkov
2016-06-08  9:51   ` [tip:x86/microcode] " tip-bot for Borislav Petkov
2016-06-06 15:10 ` [PATCH 2/9] x86/microcode: Fix suspend to RAM with builtin microcode Borislav Petkov
2016-06-08  9:52   ` [tip:x86/microcode] " tip-bot for Borislav Petkov
2016-06-06 15:10 ` [PATCH 3/9] lib/cpio: Make find_cpio_data()'s offset arg optional Borislav Petkov
2016-06-08  9:52   ` tip-bot for Borislav Petkov [this message]
2016-06-06 15:10 ` [PATCH 4/9] x86/microcode: Get rid of find_cpio_data()'s dummy offset arg Borislav Petkov
2016-06-08  9:53   ` [tip:x86/microcode] " tip-bot for Borislav Petkov
2016-06-06 15:10 ` [PATCH 5/9] x86/microcode: Propagate save_microcode_in_initrd() retval Borislav Petkov
2016-06-08  9:53   ` [tip:x86/microcode] " tip-bot for Borislav Petkov
2016-06-06 15:10 ` [PATCH 6/9] x86/microcode/intel: Rename load_microcode_early() to find_microcode_patch() Borislav Petkov
2016-06-08  9:54   ` [tip:x86/microcode] " tip-bot for Borislav Petkov
2016-06-06 15:10 ` [PATCH 7/9] x86/microcode/intel: Unexport save_mc_for_early() Borislav Petkov
2016-06-08  9:54   ` [tip:x86/microcode] " tip-bot for Borislav Petkov
2016-06-06 15:10 ` [PATCH 8/9] x86/microcode/AMD: Make amd_ucode_patch static Borislav Petkov
2016-06-08  9:55   ` [tip:x86/microcode] x86/microcode/AMD: Make amd_ucode_patch[] static tip-bot for Borislav Petkov
2016-06-06 15:10 ` [PATCH 9/9] Documentation/microcode: Document some aspects for more clarity Borislav Petkov
2016-06-08  9:55   ` [tip:x86/microcode] " tip-bot for Borislav Petkov

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