udf: Remove GFP_NOFS from dir iteration code

Directory iteration code was using GFP_NOFS allocations in two places.
However the code is called only under inode->i_rwsem which is generally
safe wrt reclaim. So we can do the allocations with GFP_KERNEL instead.

Signed-off-by: Jan Kara <[email protected]>

Author: jankara

fs/udf/dir.c

@@ -67,7 +67,7 @@ static int udf_readdir(struct file *file, struct dir_context *ctx)
 		pos_valid = true;
 	}
 
-	fname = kmalloc(UDF_NAME_LEN, GFP_NOFS);
+	fname = kmalloc(UDF_NAME_LEN, GFP_KERNEL);
 	if (!fname) {
 		ret = -ENOMEM;
 		goto out;

fs/udf/namei.c

@@ -59,7 +59,7 @@ static int udf_fiiter_find_entry(struct inode *dir, const struct qstr *child,
 		child->name[0] == '.' && child->name[1] == '.';
 	int ret;
 
-	fname = kmalloc(UDF_NAME_LEN, GFP_NOFS);
+	fname = kmalloc(UDF_NAME_LEN, GFP_KERNEL);
 	if (!fname)
 		return -ENOMEM;