63 lines
2.2 KiB
Diff
63 lines
2.2 KiB
Diff
From c01a30a6821b243cb0f497b73bb5a7b7465b6aca Mon Sep 17 00:00:00 2001
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From: Amarnath Valluri <amarnath.valluri@intel.com>
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Date: Tue, 4 Aug 2015 13:04:45 +0300
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Subject: [PATCH 17/18] libparted: Fix possible memory leaks
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* libparted/fs/r/fat/resize.c(fat_convert_directory): Possible leak
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of sub_old_dir_trav or sub_new_dir_trav in error case.
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* libparted/fs/r/fat/resize.c(fat_construct_converted_tree ): Possible
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leak of new_trav_info or old_trav_info in error case.
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Signed-off-by: Amarnath Valluri <amarnath.valluri@intel.com>
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Signed-off-by: Brian C. Lane <bcl@redhat.com>
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(cherry picked from commit 4886bad13dd011ff56e1c46ff29e8067778c16fd)
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---
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libparted/fs/r/fat/resize.c | 11 +++++++++--
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1 file changed, 9 insertions(+), 2 deletions(-)
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diff --git a/libparted/fs/r/fat/resize.c b/libparted/fs/r/fat/resize.c
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index 919acf0..b512576 100644
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--- a/libparted/fs/r/fat/resize.c
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+++ b/libparted/fs/r/fat/resize.c
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@@ -177,10 +177,13 @@ fat_convert_directory (FatOpContext* ctx, FatTraverseInfo* old_trav,
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&& old_dir_entry->name [0] != '.') {
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sub_old_dir_trav
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= fat_traverse_directory (old_trav, old_dir_entry);
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+ if (!sub_old_dir_trav) return 0;
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sub_new_dir_trav
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= fat_traverse_directory (new_trav, new_dir_entry);
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- if (!sub_old_dir_trav || !sub_new_dir_trav)
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+ if (!sub_new_dir_trav) {
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+ fat_traverse_complete (sub_old_dir_trav);
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return 0;
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+ }
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if (!fat_convert_directory (ctx, sub_old_dir_trav,
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sub_new_dir_trav))
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@@ -315,17 +318,21 @@ fat_construct_converted_tree (FatOpContext* ctx)
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if (new_fs_info->fat_type == FAT_TYPE_FAT32) {
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new_trav_info = fat_traverse_begin (ctx->new_fs,
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new_fs_info->root_cluster, "\\");
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+ if (!new_trav_info) return 0;
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old_trav_info = fat_traverse_begin (ctx->old_fs, FAT_ROOT,
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"\\");
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} else {
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fat_clear_root_dir (ctx->new_fs);
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new_trav_info = fat_traverse_begin (ctx->new_fs, FAT_ROOT,
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"\\");
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+ if (!new_trav_info) return 0;
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old_trav_info = fat_traverse_begin (ctx->old_fs,
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old_fs_info->root_cluster, "\\");
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}
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- if (!new_trav_info || !old_trav_info)
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+ if (!old_trav_info) {
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+ fat_traverse_complete (new_trav_info);
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return 0;
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+ }
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if (!fat_convert_directory (ctx, old_trav_info, new_trav_info))
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return 0;
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return 1;
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--
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2.4.3
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