From: Mikhail Kshevetskiy Date: Fri, 23 Sep 2011 15:22:55 +0000 (+0400) Subject: tty/n_gsm: fix a bug in gsm_dlci_data_output (adaption = 2 case) X-Git-Tag: v3.2-rc1~170^2~19 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f37ac5a144027cddfcf1dfab30eb7c2ba765f5ca;p=pandora-kernel.git tty/n_gsm: fix a bug in gsm_dlci_data_output (adaption = 2 case) in adaption=2 case we should put 1 or 2 byte with modem status bits at the beginning of a buffer pointed by "dp". n_gsm use 1 byte case, so it allocate a buffer of len + 1 size. As result we should: * put 1 byte of modem status bits * increase data pointer * put "len" bytes of data but actually we have: * increase first byte with the value of modem status bits * decrease "len" * put orig_len - 1 bytes of data starting from the buffer beggining This is evidently wrong. Signed-off-by: Mikhail Kshevetskiy Signed-off-by: Greg Kroah-Hartman --- Reading git-diff-tree failed