idr_remove_all: kill unused variable
"error" is always equal to 0.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/lib/idr.c b/lib/idr.c
index ffd6194..d0f1acd 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -405,7 +405,7 @@
*/
void idr_remove_all(struct idr *idp)
{
- int n, id, max, error = 0;
+ int n, id, max;
struct idr_layer *p;
struct idr_layer *pa[MAX_LEVEL];
struct idr_layer **paa = &pa[0];
@@ -415,7 +415,7 @@
max = 1 << n;
id = 0;
- while (id < max && !error) {
+ while (id < max) {
while (n > IDR_BITS && p) {
n -= IDR_BITS;
*paa++ = p;