diff options
| author | Corey Minyard <cminyard@mvista.com> | 2007-10-29 14:37:13 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-30 08:06:55 -0700 |
| commit | 64e862a579015d229b8e40b6bc4ac3612e9656e1 (patch) | |
| tree | 3e3033c61b438f8a1451d36a930b8657a23cadad /include/linux/ipmi_smi.h | |
| parent | cc5f916e90a811dd8f809b4d17409f98e74b237c (diff) | |
| download | lwn-64e862a579015d229b8e40b6bc4ac3612e9656e1.tar.gz lwn-64e862a579015d229b8e40b6bc4ac3612e9656e1.zip | |
IPMI: fix comparison in demangle_device_id
Coverity spotted some incorrect code in a recent change to the IPMI driver;
this patch make sure the data is really long enough to pull the
manufacturer id and product id out of a get device id message.
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Cc: Adrian Bunk <bunk@kernel.org>
Cc: Stian Jordet <liste@jordet.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/ipmi_smi.h')
| -rw-r--r-- | include/linux/ipmi_smi.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/ipmi_smi.h b/include/linux/ipmi_smi.h index 56ae438ae510..6e8cec503380 100644 --- a/include/linux/ipmi_smi.h +++ b/include/linux/ipmi_smi.h @@ -173,7 +173,7 @@ static inline int ipmi_demangle_device_id(const unsigned char *data, id->firmware_revision_2 = data[3]; id->ipmi_version = data[4]; id->additional_device_support = data[5]; - if (data_len >= 6) { + if (data_len >= 11) { id->manufacturer_id = (data[6] | (data[7] << 8) | (data[8] << 16)); id->product_id = data[9] | (data[10] << 8); |