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-rw-r--r--sysfile.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/sysfile.c b/sysfile.c
index ce812f5..8808073 100644
--- a/sysfile.c
+++ b/sysfile.c
@@ -199,6 +199,10 @@ sys_unlink(void)
memset(&de, 0, sizeof(de));
if(writei(dp, (char*)&de, off, sizeof(de)) != sizeof(de))
panic("unlink: writei");
+ if(ip->type == T_DIR){
+ dp->nlink--;
+ iupdate(dp);
+ }
iunlockput(dp);
ip->nlink--;
@@ -247,8 +251,10 @@ create(char *path, int canexist, short type, short major, short minor)
}
if(dirlink(dp, name, ip->inum) < 0){
- dp->nlink--;
- iupdate(dp);
+ if(type == T_DIR){
+ dp->nlink--;
+ iupdate(dp);
+ }
iunlockput(dp);
ip->nlink = 0;