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authorDavid S. Miller <davem@davemloft.net>2010-12-10 16:49:24 -0800
committerDavid S. Miller <davem@davemloft.net>2010-12-10 16:52:38 -0800
commita5d62a149bb8f5359aff7ed7dce339752fbabfd9 (patch)
tree98e52ed6da45fdeca62a0e32895ec46783cd973c /drivers/isdn/hisax
parentf073c7ca29a4a7e14060d9d3ddf09bfbb7cd9cc0 (diff)
downloadop-kernel-dev-a5d62a149bb8f5359aff7ed7dce339752fbabfd9.zip
op-kernel-dev-a5d62a149bb8f5359aff7ed7dce339752fbabfd9.tar.gz
isdn: Fix printed out copy_from_user() return value after previous change.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn/hisax')
-rw-r--r--drivers/isdn/hisax/isar.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/isdn/hisax/isar.c b/drivers/isdn/hisax/isar.c
index c9cd4d2..d4cce33 100644
--- a/drivers/isdn/hisax/isar.c
+++ b/drivers/isdn/hisax/isar.c
@@ -189,7 +189,7 @@ ISARVersion(struct IsdnCardState *cs, char *s)
static int
isar_load_firmware(struct IsdnCardState *cs, u_char __user *buf)
{
- int ret, size, cnt, debug;
+ int cfu_ret, ret, size, cnt, debug;
u_char len, nom, noc;
u_short sadr, left, *sp;
u_char __user *p = buf;
@@ -212,8 +212,9 @@ isar_load_firmware(struct IsdnCardState *cs, u_char __user *buf)
cs->debug &= ~(L1_DEB_HSCX | L1_DEB_HSCX_FIFO);
#endif
- if (copy_from_user(&size, p, sizeof(int))) {
- printk(KERN_ERR"isar_load_firmware copy_from_user ret %d\n", ret);
+ cfu_ret = copy_from_user(&size, p, sizeof(int));
+ if (cfu_ret) {
+ printk(KERN_ERR"isar_load_firmware copy_from_user ret %d\n", cfu_ret);
return -EFAULT;
}
p += sizeof(int);
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