From: Pavel Machek <pavel@xxxxxx>
Copying to local variable is actually not neccessary, if all we need
to do is snprintf(). This also removes problem where devname could be
missing zero termination.
Reported-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Pavel Machek <pavel@xxxxxx>
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
---
Documentation/laptops/freefall.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
Index: lnx-316-rc5/Documentation/laptops/freefall.c
===================================================================
--- lnx-316-rc5.orig/Documentation/laptops/freefall.c
+++ lnx-316-rc5/Documentation/laptops/freefall.c
@@ -29,15 +29,12 @@ static const char app_name[] = "FREE FAL
static int set_unload_heads_path(char *device)
{
- char devname[64];
-
if (strlen(device) <= 5 || strncmp(device, "/dev/", 5) != 0)
return -EINVAL;
- strncpy(devname, device + 5, sizeof(devname) - 1);
strncpy(device_path, device, sizeof(device_path) - 1);
snprintf(unload_heads_path, sizeof(unload_heads_path) - 1,
- "/sys/block/%s/device/unload_heads", devname);
+ "/sys/block/%s/device/unload_heads", device+5);
return 0;
}
--
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