kernel: fixing a potential deadlock in block2mtd for kernel 3.6/3.8/3.9

[openwrt/staging/dedeckeh.git] / target / linux / generic / patches-3.8 / 441-block2mtd_refresh.patch

diff --git a/target/linux/generic/patches-3.8/441-block2mtd_refresh.patch b/target/linux/generic/patches-3.8/441-block2mtd_refresh.patch
index 11b743db2ec61c34783840d0680a61f54ee8e5a3..b2b02229e1721f56369b722e611d5ce72134cfe0 100644 (file)
--- a/target/linux/generic/patches-3.8/441-block2mtd_refresh.patch
+++ b/target/linux/generic/patches-3.8/441-block2mtd_refresh.patch
@@ -53,8 +53,9 @@
  
                page = page_read(dev->blkdev->bd_inode->i_mapping, index);
 -              if (IS_ERR(page))
+-                      return PTR_ERR(page);
 +              if (IS_ERR(page)) {
-                       return PTR_ERR(page);
++                      err = PTR_ERR(page);
 +                      goto done;
 +              }