From cfdae836643ea68d85b8d0aa37df635600d8d102 Mon Sep 17 00:00:00 2001 From: Vladimir 'phcoder' Serbinenko Date: Fri, 1 Feb 2013 21:51:09 +0100 Subject: [PATCH 151/471] * 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 + * grub-core/fs/fshelp.c (find_file): Set oldnode to zero after + freeing it. + +2013-02-01 Vladimir Serbinenko + Implement USBDebug (full USB stack variant). 2013-02-01 Vladimir Serbinenko 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') -- 1.8.2.1