grub2/0151-grub-core-fs-fshelp.c-find_file-Set-oldnode-to-zero-.patch

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2013-06-07 18:03:56 +00:00
From cfdae836643ea68d85b8d0aa37df635600d8d102 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Fri, 1 Feb 2013 21:51:09 +0100
Subject: [PATCH 151/482] * grub-core/fs/fshelp.c (find_file): Set
oldnode to zero after freeing it.
---
ChangeLog | 5 +++++
grub-core/fs/fshelp.c | 8 +++++++-
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/ChangeLog b/ChangeLog
index 2e681c1..f5396fe 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
2013-02-01 Vladimir Serbinenko <phcoder@gmail.com>
+ * grub-core/fs/fshelp.c (find_file): Set oldnode to zero after
+ freeing it.
+
+2013-02-01 Vladimir Serbinenko <phcoder@gmail.com>
+
Implement USBDebug (full USB stack variant).
2013-02-01 Vladimir Serbinenko <phcoder@gmail.com>
diff --git a/grub-core/fs/fshelp.c b/grub-core/fs/fshelp.c
index 7e557c3..11a1259 100644
--- a/grub-core/fs/fshelp.c
+++ b/grub-core/fs/fshelp.c
@@ -147,6 +147,7 @@ find_file (const char *currpath, grub_fshelp_node_t currroot,
free_node (ctx->currnode, ctx);
free_node (ctx->oldnode, ctx);
ctx->currnode = 0;
+ ctx->oldnode = 0;
return grub_error (GRUB_ERR_SYMLINK_LOOP,
N_("too deep nesting of symlinks"));
}
@@ -158,6 +159,7 @@ find_file (const char *currpath, grub_fshelp_node_t currroot,
if (!symlink)
{
free_node (ctx->oldnode, ctx);
+ ctx->oldnode = 0;
return grub_errno;
}
@@ -177,12 +179,16 @@ find_file (const char *currpath, grub_fshelp_node_t currroot,
if (grub_errno)
{
free_node (ctx->oldnode, ctx);
+ ctx->oldnode = 0;
return grub_errno;
}
}
if (ctx->oldnode != ctx->currnode)
- free_node (ctx->oldnode, ctx);
+ {
+ free_node (ctx->oldnode, ctx);
+ ctx->oldnode = 0;
+ }
/* Found the node! */
if (! next || *next == '\0')
--
2013-06-07 18:03:56 +00:00
1.8.2.1