Subject: linux-next: build failure after merge of the akpm-current tree

From: Stephen Rothwell <[email-masked]>
Date: Thu, 3 Dec 2020 20:08:37 +1100

Hi all,

After merging the akpm-current tree, today's linux-next build (powerpc
ppc44x_defconfig) failed like this:

WARNING: unmet direct dependencies detected for CRYPTO_LZO
  Depends on [m]: CRYPTO [=m]
  Selected by [y]:
  - ZRAM_DEF_COMP_LZORLE [=y] && <choice>
  Selected by [m]:
  - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y]

WARNING: unmet direct dependencies detected for CRYPTO_LZO
  Depends on [m]: CRYPTO [=m]
  Selected by [y]:
  - ZRAM_DEF_COMP_LZORLE [=y] && <choice>
  Selected by [m]:
  - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y]

WARNING: unmet direct dependencies detected for CRYPTO_LZO
  Depends on [m]: CRYPTO [=m]
  Selected by [y]:
  - ZRAM_DEF_COMP_LZORLE [=y] && <choice>
  Selected by [m]:
  - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y]

WARNING: unmet direct dependencies detected for CRYPTO_LZO
  Depends on [m]: CRYPTO [=m]
  Selected by [y]:
  - ZRAM_DEF_COMP_LZORLE [=y] && <choice>
  Selected by [m]:
  - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y]

WARNING: unmet direct dependencies detected for CRYPTO_LZO
  Depends on [m]: CRYPTO [=m]
  Selected by [y]:
  - ZRAM_DEF_COMP_LZORLE [=y] && <choice>
  Selected by [m]:
  - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y]
ld: crypto/lzo.o: in function `lzo_compress':
lzo.c:(.text+0xbc): undefined reference to `lzo1x_1_compress'
ld: crypto/lzo.o: in function `lzo_scompress':
lzo.c:(.text+0x228): undefined reference to `lzo1x_1_compress'
ld: crypto/lzo.o: in function `lzo_mod_fini':
lzo.c:(.exit.text+0x1c): undefined reference to `crypto_unregister_alg'
ld: lzo.c:(.exit.text+0x34): undefined reference to `crypto_unregister_scomp'
ld: crypto/lzo.o: in function `lzo_mod_init':
lzo.c:(.init.text+0x20): undefined reference to `crypto_register_alg'
ld: lzo.c:(.init.text+0x30): undefined reference to `crypto_register_scomp'
ld: lzo.c:(.init.text+0x40): undefined reference to `crypto_unregister_alg'
ld: crypto/lzo-rle.o: in function `lzorle_compress':
lzo-rle.c:(.text+0xbc): undefined reference to `lzorle1x_1_compress'
ld: crypto/lzo-rle.o: in function `lzorle_scompress':
lzo-rle.c:(.text+0x228): undefined reference to `lzorle1x_1_compress'
ld: crypto/lzo-rle.o: in function `lzorle_mod_fini':
lzo-rle.c:(.exit.text+0x1c): undefined reference to `crypto_unregister_alg'
ld: lzo-rle.c:(.exit.text+0x34): undefined reference to `crypto_unregister_scomp'
ld: crypto/lzo-rle.o: in function `lzorle_mod_init':
lzo-rle.c:(.init.text+0x20): undefined reference to `crypto_register_alg'
ld: lzo-rle.c:(.init.text+0x30): undefined reference to `crypto_register_scomp'
ld: lzo-rle.c:(.init.text+0x40): undefined reference to `crypto_unregister_alg'

Caused by commit

  a6d52df2d8bc ("zram: break the strict dependency from lzo")

I have reverted that commit for today.

-- 
Cheers,
Stephen Rothwell