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, 2 insertions, 2 deletions

diff --git a/ide.c b/ide.c
index 7b12aa0..f4bd210 100644
--- a/ide.c
+++ b/ide.c
@@ -131,7 +131,7 @@ iderw(struct buf *b)
   if((b->flags & (B_VALID|B_DIRTY)) == B_VALID)
     panic("iderw: nothing to do");
   if(b->dev != 0 && !havedisk1)
-    panic("idrw: ide disk 1 not present");
+    panic("iderw: ide disk 1 not present");
 
   acquire(&idelock);
 
@@ -147,7 +147,7 @@ iderw(struct buf *b)
   
   // Wait for request to finish.
   // Assuming will not sleep too long: ignore proc->killed.
-  while((b->flags & (B_VALID|B_DIRTY)) != B_VALID) {
+  while((b->flags & (B_VALID|B_DIRTY)) != B_VALID){
     sleep(b, &idelock);
   }