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author | Jeff Law <law@redhat.com> | 2012-06-21 17:15:38 -0600 |
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committer | Jeff Law <law@redhat.com> | 2012-06-21 17:15:38 -0600 |
commit | 006dd86111c44572dbd3b26e9c63dd0f834d7762 (patch) | |
tree | 4e7d26946f302574935cd95061a291b859563c19 /intl | |
parent | b7abb4bf78443f4f8d05a9dfa768fdee65b99d42 (diff) | |
download | glibc-006dd86111c44572dbd3b26e9c63dd0f834d7762.tar.gz glibc-006dd86111c44572dbd3b26e9c63dd0f834d7762.tar.xz glibc-006dd86111c44572dbd3b26e9c63dd0f834d7762.zip |
[BZ #14277]
* intl/dcigettext.c (_nl_find_msg): Avoid use after potential free. Simplify list management for _LIBC case.
Diffstat (limited to 'intl')
-rw-r--r-- | intl/dcigettext.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/intl/dcigettext.c b/intl/dcigettext.c index f6b757379c..fcd1c785cd 100644 --- a/intl/dcigettext.c +++ b/intl/dcigettext.c @@ -1155,7 +1155,7 @@ _nl_find_msg (domain_file, domainbinding, msgid, convert, lengthp) freemem_size); # ifdef _LIBC if (newmem != NULL) - transmem_list = transmem_list->next; + transmem_list = newmem; else { struct transmem_list *old = transmem_list; @@ -1170,6 +1170,12 @@ _nl_find_msg (domain_file, domainbinding, msgid, convert, lengthp) malloc_count = 1; freemem_size = INITIAL_BLOCK_SIZE; newmem = (transmem_block_t *) malloc (freemem_size); +# ifdef _LIBC + /* Add the block to the list of blocks we have to free + at some point. */ + newmem->next = transmem_list; + transmem_list = newmem; +# endif } if (__builtin_expect (newmem == NULL, 0)) { @@ -1180,11 +1186,6 @@ _nl_find_msg (domain_file, domainbinding, msgid, convert, lengthp) } # ifdef _LIBC - /* Add the block to the list of blocks we have to free - at some point. */ - newmem->next = transmem_list; - transmem_list = newmem; - freemem = (unsigned char *) newmem->data; freemem_size -= offsetof (struct transmem_list, data); # else |