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Groups > linux.kernel > #1713255
| From | SF Markus Elfring <elfring@users.sourceforge.net> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 3/3] pstore: Adjust two checks for null pointers |
| Date | 2017-08-16 21:30 +0200 |
| Message-ID | <ufcaS-2DT-15@gated-at.bofh.it> (permalink) |
| References | <ufcaS-2DT-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 16 Aug 2017 21:00:16 +0200
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
The script “checkpatch.pl” pointed information out like the following.
Comparison to NULL could be written !…
Thus fix affected source code places.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
fs/pstore/ram.c | 2 +-
fs/pstore/ram_core.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 0ef95c384bed..38b81868f7f9 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -333,7 +333,7 @@ static ssize_t ramoops_pstore_read(struct pstore_record *record)
record->ecc_notice_size = persistent_ram_ecc_string(prz, NULL, 0);
record->buf = kmalloc(size + record->ecc_notice_size + 1, GFP_KERNEL);
- if (record->buf == NULL) {
+ if (!record->buf) {
size = -ENOMEM;
goto out;
}
diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
index 5d9f7280d757..e37b2d0cb9f4 100644
--- a/fs/pstore/ram_core.c
+++ b/fs/pstore/ram_core.c
@@ -223,7 +223,7 @@ static int persistent_ram_init_ecc(struct persistent_ram_zone *prz,
*/
prz->rs_decoder = init_rs(prz->ecc_info.symsize, prz->ecc_info.poly,
0, 1, prz->ecc_info.ecc_size);
- if (prz->rs_decoder == NULL) {
+ if (!prz->rs_decoder) {
pr_info("init_rs failed\n");
return -EINVAL;
}
--
2.14.0
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[PATCH 0/3] pstore: Adjustments for some function implementations SF Markus Elfring <elfring@users.sourceforge.net> - 2017-08-16 21:30 +0200
[PATCH 3/3] pstore: Adjust two checks for null pointers SF Markus Elfring <elfring@users.sourceforge.net> - 2017-08-16 21:30 +0200
Re: [PATCH 3/3] pstore: Adjust two checks for null pointers Kees Cook <keescook@chromium.org> - 2017-08-16 21:40 +0200
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