Commit a13e942a authored by Enzo Matsumiya's avatar Enzo Matsumiya Committed by Steve French
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smb: client: compress: fix bad encoding on last LZ77 flag 



End-of-stream flag could lead to UB because of int promotion
(overwriting signed bit).

Fix it by changing operand from '1' to '1UL'.

Signed-off-by: default avatarEnzo Matsumiya <ematsumiya@suse.de>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent c4d3fc58

fs/smb/client/compress/lz77.c

+1 −1
Original line number Diff line number Diff line
@@ -221,7 +221,7 @@ noinline int lz77_compress(const void *src, u32 slen, void *dst, u32 *dlen) 
	}



	flag <<= (32 - flag_count);

	flag |= (1 << (32 - flag_count)) - 1;

	flag |= (1UL << (32 - flag_count)) - 1;

	lz77_write32(flag_pos, flag);



	*dlen = dstp - dst;