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Groups > linux.kernel > #1207741

[PATCH 3.14 20/44] crypto: ixp4xx - Remove bogus BUG_ON on scattered dst buffer

From Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Newsgroups linux.kernel
Subject [PATCH 3.14 20/44] crypto: ixp4xx - Remove bogus BUG_ON on scattered dst buffer
Date 2015-08-14 20:10 +0200
Message-ID <pXrAt-1fH-5@gated-at.bofh.it> (permalink)
References <pXrqO-OE-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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3.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Herbert Xu <herbert@gondor.apana.org.au>

commit f898c522f0e9ac9f3177d0762b76e2ab2d2cf9c0 upstream.

This patch removes a bogus BUG_ON in the ablkcipher path that
triggers when the destination buffer is different from the source
buffer and is scattered.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/crypto/ixp4xx_crypto.c |    1 -
 1 file changed, 1 deletion(-)

--- a/drivers/crypto/ixp4xx_crypto.c
+++ b/drivers/crypto/ixp4xx_crypto.c
@@ -904,7 +904,6 @@ static int ablk_perform(struct ablkciphe
 		crypt->mode |= NPE_OP_NOT_IN_PLACE;
 		/* This was never tested by Intel
 		 * for more than one dst buffer, I think. */
-		BUG_ON(req->dst->length < nbytes);
 		req_ctx->dst = NULL;
 		if (!chainup_buffers(dev, req->dst, nbytes, &dst_hook,
 					flags, DMA_FROM_DEVICE))


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Thread

[PATCH 3.14 00/44] 3.14.51-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 40/44] dcache: dont need rcu in shrink_dentry_list() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 44/44] mm, vmscan: Do not wait for page writeback for GFP_NOFS allocations Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 31/44] signal: fix information leak in copy_siginfo_to_user Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 03/44] MIPS: Fix sched_getaffinity with MT FPAFF enabled Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 42/44] path_openat(): fix double fput() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 38/44] dont remove from shrink list in select_collect() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 30/44] signalfd: fix information leak in signalfd_copyinfo Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:00 +0200
  [PATCH 3.14 24/44] ALSA: hda - fix cs4210_spdif_automute() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 20/44] crypto: ixp4xx - Remove bogus BUG_ON on scattered dst buffer Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 25/44] ipc: modify message queue accounting to not take kernel data structures into account Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 18/44] x86/xen: Probe target addresses in set_aliased_prot() before the hypercall Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 21/44] rbd: fix copyup completion race Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 15/44] ARM: sunxi: fix build for THUMB2_KERNEL Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 13/44] ima: extend "mask" policy matching support Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 22/44] ARM: OMAP2+: hwmod: Fix _wait_target_ready() for hwmods without sysc Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 27/44] PCI: Restore PCI_MSIX_FLAGS_BIRMASK definition Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 05/44] fsnotify: fix oops in fsnotify_clear_marks_by_group_flags() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 34/44] fold try_prune_one_dentry() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 14/44] md: use kzalloc() when bitmap is disabled Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 17/44] ASoC: pcm1681: Fix setting de-emphasis sampling rate selection Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 23/44] iscsi-target: Fix iscsit_start_kthreads failure OOPs Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 06/44] drm/radeon/combios: add some validation of lvds values Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 16/44] [PATCH] sparc64: Fix userspace FPU register corruptions. Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 11/44] USB: sierra: add 1199:68AB device ID Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 26/44] ocfs2: fix BUG in ocfs2_downconvert_thread_do_work() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 12/44] ima: add support for new "euid" policy condition Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 01/44] ARM: realview: fix sparsemem build Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 33/44] fold d_kill() and d_free() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 02/44] MIPS: Malta: Dont reinitialise RTC Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 04/44] MIPS: Make set_pte() SMP safe. Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  [PATCH 3.14 32/44] signal: fix information leak in copy_siginfo_from_user32 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-08-14 20:10 +0200
  Re: [PATCH 3.14 00/44] 3.14.51-stable review Shuah Khan <shuahkh@osg.samsung.com> - 2015-08-15 02:20 +0200
  Re: [PATCH 3.14 00/44] 3.14.51-stable review Guenter Roeck <linux@roeck-us.net> - 2015-08-15 17:20 +0200

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