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author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2014-08-26 13:37:15 -0400 |
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committer | Steven Rostedt <rostedt@goodmis.org> | 2014-08-26 15:39:51 -0400 |
commit | f991975a9a3ac64c9df1767b45d84e6af3944d57 (patch) | |
tree | 3c2c9b6b74be16aa0304589c759f9a1fa59d8de0 /lib | |
parent | e0c7cbcada84aa70709673b0d0fba0ca5d11cb01 (diff) | |
parent | 0b8e8118dd2c9440bb7a2da1a19e15e324d3c09b (diff) |
Merge tag 'v3.12.25' into v3.12-rt
This is the 3.12.25 stable release
Conflicts:
kernel/rtmutex.c
Diffstat (limited to 'lib')
-rw-r--r-- | lib/lz4/lz4_decompress.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/lz4/lz4_decompress.c b/lib/lz4/lz4_decompress.c index b74da447e81e..7a85967060a5 100644 --- a/lib/lz4/lz4_decompress.c +++ b/lib/lz4/lz4_decompress.c @@ -192,6 +192,8 @@ static int lz4_uncompress_unknownoutputsize(const char *source, char *dest, int s = 255; while ((ip < iend) && (s == 255)) { s = *ip++; + if (unlikely(length > (size_t)(length + s))) + goto _output_error; length += s; } } @@ -232,6 +234,8 @@ static int lz4_uncompress_unknownoutputsize(const char *source, char *dest, if (length == ML_MASK) { while (ip < iend) { int s = *ip++; + if (unlikely(length > (size_t)(length + s))) + goto _output_error; length += s; if (s == 255) continue; @@ -284,7 +288,7 @@ static int lz4_uncompress_unknownoutputsize(const char *source, char *dest, /* write overflow error detected */ _output_error: - return (int) (-(((char *) ip) - source)); + return -1; } int lz4_decompress(const unsigned char *src, size_t *src_len, |