diff options
| author |   Liu ShuoX <shuox.liu@intel.com> | 2014-03-17 14:07:00 -0700 |
|---|---|---|
| committer |   Tony Luck <tony.luck@intel.com> | 2014-03-17 14:14:03 -0700 |
| commit | 34f0ec82e0a99009161a281629280cfcad187696 (patch) | |
| tree | 82bce069d90f410ff589473b351978c0162e1177 /fs/pstore | |
| parent | pstore: Fix NULL pointer fault if get NULL prz in ramoops_get_next_prz (diff) | |
| download | linux-dev-34f0ec82e0a99009161a281629280cfcad187696.tar.xz linux-dev-34f0ec82e0a99009161a281629280cfcad187696.zip | |
pstore: Correct the max_dump_cnt clearing of ramoops
In case that ramoops_init_przs failed, max_dump_cnt won't be reset to
zero in error handle path.
Signed-off-by: Liu ShuoX <shuox.liu@intel.com>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'fs/pstore')
| -rw-r--r-- | fs/pstore/ram.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index 6f96d8c2a711..3b5744306ed8 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -320,6 +320,7 @@ static void ramoops_free_przs(struct ramoops_context *cxt) { int i; + cxt->max_dump_cnt = 0; if (!cxt->przs) return; @@ -350,7 +351,7 @@ static int ramoops_init_przs(struct device *dev, struct ramoops_context *cxt, GFP_KERNEL); if (!cxt->przs) { dev_err(dev, "failed to initialize a prz array for dumps\n"); - return -ENOMEM; + goto fail_prz; } for (i = 0; i < cxt->max_dump_cnt; i++) { @@ -508,7 +509,6 @@ fail_buf: kfree(cxt->pstore.buf); fail_clear: cxt->pstore.bufsize = 0; - cxt->max_dump_cnt = 0; fail_cnt: kfree(cxt->fprz); fail_init_fprz: |