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fs/pstore: fs/squashfs: change usage of LZ4 to work with new LZ4 version

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Update fs/pstore and fs/squashfs to use the updated functions from the
new LZ4 module.

Link: http://lkml.kernel.org/r/1486321748-19085-5-git-send-email-4sschmid@informatik.uni-hamburg.de
Signed-off-by: Sven Schmidt <4sschmid@informatik.uni-hamburg.de>
Cc: Bongkyu Kim <bongkyu.kim@lge.com>
Cc: Rui Salvaterra <rsalvaterra@gmail.com>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: David S. Miller <davem@davemloft.net>
Cc: Anton Vorontsov <anton@enomsg.org>
Cc: Colin Cross <ccross@android.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Sven Schmidt
2017-02-24 15:01:22 -08:00
committed by Linus Torvalds
parent 73a15ac6d5
commit d21b5ff12d
2 changed files with 19 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
fs/squashfs/lz4_wrapper.c
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@@ -97,7 +97,6 @@ static int lz4_uncompress(struct squashfs_sb_info *msblk, void *strm,
struct squashfs_lz4 *stream = strm;
void *buff = stream->input, *data;
int avail, i, bytes = length, res;
size_t dest_len = output->length;
for (i = 0; i < b; i++) {
avail = min(bytes, msblk->devblksize - offset);
@@ -108,12 +107,13 @@ static int lz4_uncompress(struct squashfs_sb_info *msblk, void *strm,
put_bh(bh[i]);
}
res = lz4_decompress_unknownoutputsize(stream->input, length,
stream->output, &dest_len);
if (res)
res = LZ4_decompress_safe(stream->input, stream->output,
length, output->length);
if (res < 0)
return -EIO;
bytes = dest_len;
bytes = res;
data = squashfs_first_page(output);
buff = stream->output;
while (data) {
@@ -128,7 +128,7 @@ static int lz4_uncompress(struct squashfs_sb_info *msblk, void *strm,
}
squashfs_finish_page(output);
return dest_len;
return res;
}
const struct squashfs_decompressor squashfs_lz4_comp_ops = {