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-rw-r--r--drivers/char/ipmi/ipmi_msghandler.c3
-rw-r--r--include/linux/ipmi.h3
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 13988f88f1b0..ad1a8fc379b9 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -1710,7 +1710,7 @@ int ipmi_unregister_for_cmd(struct ipmi_user *user,
}
EXPORT_SYMBOL(ipmi_unregister_for_cmd);
-static unsigned char
+unsigned char
ipmb_checksum(unsigned char *data, int size)
{
unsigned char csum = 0;
@@ -1720,6 +1720,7 @@ ipmb_checksum(unsigned char *data, int size)
return -csum;
}
+EXPORT_SYMBOL(ipmb_checksum);
static inline void format_ipmb_msg(struct ipmi_smi_msg *smi_msg,
struct kernel_ipmi_msg *msg,
diff --git a/include/linux/ipmi.h b/include/linux/ipmi.h
index 52850a02a3d0..163831a087ef 100644
--- a/include/linux/ipmi.h
+++ b/include/linux/ipmi.h
@@ -335,4 +335,7 @@ extern int ipmi_get_smi_info(int if_num, struct ipmi_smi_info *data);
#define GET_DEVICE_ID_MAX_RETRY 5
+/* Helper function for computing the IPMB checksum of some data. */
+unsigned char ipmb_checksum(unsigned char *data, int size);
+
#endif /* __LINUX_IPMI_H */