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mirror of https://gitlab.isc.org/isc-projects/bind9 synced 2025-08-29 05:28:00 +00:00

[master] strdup journal filename

3646.	[bug]		Journal filename string could be set incorrectly,
                        causing garbage in log messages.  [RT #34738]
This commit is contained in:
Evan Hunt 2013-09-09 22:12:47 -07:00
parent 78f20eda3c
commit 18df9e628e
2 changed files with 12 additions and 3 deletions

View File

@ -1,3 +1,6 @@
3646. [bug] Journal filename string could be set incorrectly,
causing garbage in log messages. [RT #34738]
--- 9.10.0a1 released --
3645. [protocol] Use case sensitive compression when responding to

View File

@ -307,7 +307,7 @@ struct dns_journal {
unsigned int magic; /*%< JOUR */
isc_mem_t *mctx; /*%< Memory context */
journal_state_t state;
const char *filename; /*%< Journal file name */
char *filename; /*%< Journal file name */
FILE * fp; /*%< File handle */
isc_offset_t offset; /*%< Current file offset */
journal_header_t header; /*%< In-core journal header */
@ -573,10 +573,13 @@ journal_open(isc_mem_t *mctx, const char *filename, isc_boolean_t write,
isc_mem_attach(mctx, &j->mctx);
j->state = JOURNAL_STATE_INVALID;
j->fp = NULL;
j->filename = filename;
j->filename = isc_mem_strdup(mctx, filename);
j->index = NULL;
j->rawindex = NULL;
if (j->filename == NULL)
FAIL(ISC_R_NOMEMORY);
result = isc_stdio_open(j->filename, write ? "rb+" : "rb", &fp);
if (result == ISC_R_FILENOTFOUND) {
@ -679,6 +682,8 @@ journal_open(isc_mem_t *mctx, const char *filename, isc_boolean_t write,
sizeof(journal_rawpos_t));
j->index = NULL;
}
if (j->filename != NULL)
isc_mem_free(j->mctx, j->filename);
if (j->fp != NULL)
(void)isc_stdio_close(j->fp);
isc_mem_putanddetach(&j->mctx, j, sizeof(*j));
@ -1242,7 +1247,8 @@ dns_journal_destroy(dns_journal_t **journalp) {
isc_mem_put(j->mctx, j->it.target.base, j->it.target.length);
if (j->it.source.base != NULL)
isc_mem_put(j->mctx, j->it.source.base, j->it.source.length);
if (j->filename != NULL)
isc_mem_free(j->mctx, j->filename);
if (j->fp != NULL)
(void)isc_stdio_close(j->fp);
j->magic = 0;