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From: Stephen Rothwell <sfr@canb.auug.org.au>
To: Mimi Zohar <zohar@linux.vnet.ibm.com>,
	Dmitry Kasatkin <dmitry.kasatkin@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>
Cc: Eric Biggers <ebiggers@google.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux Next Mailing List <linux-next@vger.kernel.org>,
	Mimi Zohar <zohar@linux.ibm.com>,
	Steven Chen <chenste@linux.microsoft.com>,
	Tushar Sugandhi <tusharsu@linux.microsoft.com>
Subject: linux-next: manual merge of the integrity tree with the mm-nonmm-unstable tree
Date: Wed, 30 Apr 2025 14:23:31 +1000	[thread overview]
Message-ID: <20250430142331.468074f1@canb.auug.org.au> (raw)

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Hi all,

Today's linux-next merge of the integrity tree got a conflict in:

  kernel/kexec_file.c

between commit:

  912e32afb858 ("kexec_file: use SHA-256 library API instead of crypto_shash API")

from the mm-nonmm-unstable tree and commit:

  9ee8888a80fe ("ima: kexec: skip IMA segment validation after kexec soft reboot")

from the integrity tree.

I fixed it up (see below) and can carry the fix as necessary. This
is now fixed as far as linux-next is concerned, but any non trivial
conflicts should be mentioned to your upstream maintainer when your tree
is submitted for merging.  You may also want to consider cooperating
with the maintainer of the conflicting tree to minimise any particularly
complex conflicts.

-- 
Cheers,
Stephen Rothwell

diff --cc kernel/kexec_file.c
index ac915eabb901,0adb645072aa..000000000000
--- a/kernel/kexec_file.c
+++ b/kernel/kexec_file.c
@@@ -762,7 -800,17 +786,14 @@@ static int kexec_calculate_store_digest
  		if (ksegment->kbuf == pi->purgatory_buf)
  			continue;
  
+ 		/*
+ 		 * Skip the segment if ima_segment_index is set and matches
+ 		 * the current index
+ 		 */
+ 		if (check_ima_segment_index(image, i))
+ 			continue;
+ 
 -		ret = crypto_shash_update(desc, ksegment->kbuf,
 -					  ksegment->bufsz);
 -		if (ret)
 -			break;
 +		sha256_update(&state, ksegment->kbuf, ksegment->bufsz);
  
  		/*
  		 * Assume rest of the buffer is filled with zero and

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             reply	other threads:[~2025-04-30  4:23 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-30  4:23 Stephen Rothwell [this message]
2025-05-29  4:27 ` Stephen Rothwell
2025-05-29 19:10   ` Mimi Zohar

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