"ret", being set to -1 early on, gets cleared by the first invocation
of lz4_decompress()/lz4_decompress_unknownoutputsize(), and hence
subsequent failures wouldn't be noticed by the caller without setting
it back to -1 right after those calls.
Reported-by: Matthew Daley <mat...@gmail.com>
Signed-off-by: Jan Beulich <jbeul...@suse.com>
Cc: Kyungsik Lee <kyungsik....@lge.com>
Cc: Andrew Morton <a...@linux-foundation.org>
--- a/lib/decompress_unlz4.c
+++ b/lib/decompress_unlz4.c
@@ -141,6 +141,7 @@ STATIC inline int INIT unlz4(u8 *input,
goto exit_2;
}
+ ret = -1;
if (flush && flush(outp, dest_len) != dest_len)
goto exit_2;
if (output)
--
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