---

yaml --- r: 96990 b: refs/heads/master c: adbecb1 h: refs/heads/master v: v3
git-mirror · May 16, 2008 · c798a7b · c798a7b
1 parent 4149d3c
commit c798a7b
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Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: afbec7fff4928c273a1f1bb14dfdfdf62688a193
+refs/heads/master: adbecb128cd2cc5d14b0ebef6d020ced0efd0ec6
diff --git a/trunk/fs/file.c b/trunk/fs/file.c
@@ -308,11 +308,16 @@ struct files_struct *dup_fd(struct files_struct *oldf, int *errorp)
 
 	/*
 	 * Check whether we need to allocate a larger fd array and fd set.
-	 * Note: we're not a clone task, so the open count won't change.
 	 */
-	if (open_files > new_fdt->max_fds) {
+	while (unlikely(open_files > new_fdt->max_fds)) {
 		spin_unlock(&oldf->file_lock);
 
+		if (new_fdt != &newf->fdtab) {
+			free_fdarr(new_fdt);
+			free_fdset(new_fdt);
+			kfree(new_fdt);
+		}
+
 		new_fdt = alloc_fdtable(open_files - 1);
 		if (!new_fdt) {
 			*errorp = -ENOMEM;
@@ -335,6 +340,7 @@ struct files_struct *dup_fd(struct files_struct *oldf, int *errorp)
 		 */
 		spin_lock(&oldf->file_lock);
 		old_fdt = files_fdtable(oldf);
+		open_files = count_open_files(old_fdt);
 	}
 
 	old_fds = old_fdt->fd;