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author | Jeremy Kerr <jk@ozlabs.org> | 2017-08-25 15:47:23 +0800 |
---|---|---|
committer | Corey Minyard <cminyard@mvista.com> | 2017-09-27 16:03:45 -0500 |
commit | c468f911b73beb39b20f7e5f97a35d41f038b31b (patch) | |
tree | 7695d0f263fff5a5b46e270328d8390f4f5cdd59 /drivers/char/ipmi | |
parent | a9137c3dfae9f371e302ee3fc6658f0fe6b904e7 (diff) | |
download | linux-stable-c468f911b73beb39b20f7e5f97a35d41f038b31b.tar.gz linux-stable-c468f911b73beb39b20f7e5f97a35d41f038b31b.tar.bz2 linux-stable-c468f911b73beb39b20f7e5f97a35d41f038b31b.zip |
ipmi: Make ipmi_demangle_device_id more generic
Currently, ipmi_demagle_device_id requires a full response buffer in its
data argument. This means we can't use it to parse a response in a
struct ipmi_recv_msg, which has the netfn and cmd as separate bytes.
This change alters the definition and users of ipmi_demangle_device_id
to use a split netfn, cmd and data buffer, so it can be used with
non-sequential responses.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Fixed the ipmi_ssif.c and ipmi_si_intf.c changes to use data from the
response, not the data from the message, when passing info to the
ipmi_demangle_device_id() function.
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Diffstat (limited to 'drivers/char/ipmi')
-rw-r--r-- | drivers/char/ipmi/ipmi_si_intf.c | 3 | ||||
-rw-r--r-- | drivers/char/ipmi/ipmi_ssif.c | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index f8e28bad6d56..bc99369fca49 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -2926,7 +2926,8 @@ static int try_get_dev_id(struct smi_info *smi_info) resp, IPMI_MAX_MSG_LENGTH); /* Check and record info from the get device id, in case we need it. */ - rv = ipmi_demangle_device_id(resp, resp_len, &smi_info->device_id); + rv = ipmi_demangle_device_id(resp[0] >> 2, resp[1], + resp + 2, resp_len - 2, &smi_info->device_id); out: kfree(resp); diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c index 0aea3bcb6158..20ab098cd661 100644 --- a/drivers/char/ipmi/ipmi_ssif.c +++ b/drivers/char/ipmi/ipmi_ssif.c @@ -1491,7 +1491,8 @@ static int ssif_probe(struct i2c_client *client, const struct i2c_device_id *id) if (rv) goto out; - rv = ipmi_demangle_device_id(resp, len, &ssif_info->device_id); + rv = ipmi_demangle_device_id(resp[0] >> 2, resp[1], + resp + 2, len - 2, &ssif_info->device_id); if (rv) goto out; |