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path: root/drivers/char/snsc_event.c
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Diffstat (limited to 'drivers/char/snsc_event.c')
-rw-r--r--drivers/char/snsc_event.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/char/snsc_event.c b/drivers/char/snsc_event.c
index d692af57213a..baaa365285fa 100644
--- a/drivers/char/snsc_event.c
+++ b/drivers/char/snsc_event.c
@@ -19,6 +19,7 @@
#include <linux/sched.h>
#include <linux/byteorder/generic.h>
#include <asm/sn/sn_sal.h>
+#include <asm/unaligned.h>
#include "snsc.h"
static struct subch_data_s *event_sd;
@@ -62,13 +63,16 @@ static int
scdrv_parse_event(char *event, int *src, int *code, int *esp_code, char *desc)
{
char *desc_end;
+ __be32 from_buf;
/* record event source address */
- *src = be32_to_cpup((__be32 *)event);
+ from_buf = get_unaligned((__be32 *)event);
+ *src = be32_to_cpup(&from_buf);
event += 4; /* move on to event code */
/* record the system controller's event code */
- *code = be32_to_cpup((__be32 *)event);
+ from_buf = get_unaligned((__be32 *)event);
+ *code = be32_to_cpup(&from_buf);
event += 4; /* move on to event arguments */
/* how many arguments are in the packet? */
@@ -82,7 +86,8 @@ scdrv_parse_event(char *event, int *src, int *code, int *esp_code, char *desc)
/* not an integer argument, so give up */
return -1;
}
- *esp_code = be32_to_cpup((__be32 *)event);
+ from_buf = get_unaligned((__be32 *)event);
+ *esp_code = be32_to_cpup(&from_buf);
event += 4;
/* parse out the event description */