make new code like old code

Variable declarations at top of function,
separate from initialization.

Use == 0 instead of ! for checking pointers.

Consistent spacing around {, *, casts.

Declare 0-parameter functions as (void) not ().

Integer valued functions return -1 on failure, 0 on success.

1 files changed, 1 insertions, 1 deletions

diff --git a/spinlock.c b/spinlock.c
index 281748a..e668598 100644
--- a/spinlock.c
+++ b/spinlock.c
@@ -71,7 +71,7 @@ getcallerpcs(void *v, uint pcs[])
   
   ebp = (uint*)v - 2;
   for(i = 0; i < 10; i++){
-    if(ebp == 0 || ebp < (uint *) 0x100000 || ebp == (uint*)0xffffffff)
+    if(ebp == 0 || ebp < (uint*)0x100000 || ebp == (uint*)0xffffffff)
       break;
     pcs[i] = ebp[1];     // saved %eip
     ebp = (uint*)ebp[0]; // saved %ebp