diff mbox series

util: Adjust qemu_guest_getrandom_nofail for Coverity

Message ID 20190530173824.30699-1-richard.henderson@linaro.org
State Superseded
Headers show
Series util: Adjust qemu_guest_getrandom_nofail for Coverity | expand

Commit Message

Richard Henderson May 30, 2019, 5:38 p.m. UTC
Explicitly ignore the return value of qemu_guest_getrandom.
Because we use error_fatal, all errors are already caught.

Fixes: CID 1401701
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 util/guest-random.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.17.1

Comments

Peter Maydell May 31, 2019, 9 a.m. UTC | #1
On Thu, 30 May 2019 at 18:38, Richard Henderson
<richard.henderson@linaro.org> wrote:
>

> Explicitly ignore the return value of qemu_guest_getrandom.

> Because we use error_fatal, all errors are already caught.

>

> Fixes: CID 1401701

> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

> ---

>  util/guest-random.c | 2 +-

>  1 file changed, 1 insertion(+), 1 deletion(-)


Reviewed-by: Peter Maydell <peter.maydell@linaro.org>


thanks
-- PMM
Philippe Mathieu-Daudé May 31, 2019, 9:44 a.m. UTC | #2
On 5/30/19 7:38 PM, Richard Henderson wrote:
> Explicitly ignore the return value of qemu_guest_getrandom.

> Because we use error_fatal, all errors are already caught.

> 

> Fixes: CID 1401701

> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

> ---

>  util/guest-random.c | 2 +-

>  1 file changed, 1 insertion(+), 1 deletion(-)

> 

> diff --git a/util/guest-random.c b/util/guest-random.c

> index e8124a3cad..00a08fd981 100644

> --- a/util/guest-random.c

> +++ b/util/guest-random.c

> @@ -56,7 +56,7 @@ int qemu_guest_getrandom(void *buf, size_t len, Error **errp)

>  

>  void qemu_guest_getrandom_nofail(void *buf, size_t len)

>  {

> -    qemu_guest_getrandom(buf, len, &error_fatal);

> +    (void)qemu_guest_getrandom(buf, len, &error_fatal);

>  }

>  

>  uint64_t qemu_guest_random_seed_thread_part1(void)

> 


Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Laurent Vivier June 6, 2019, 9:21 a.m. UTC | #3
Le 30/05/2019 à 19:38, Richard Henderson a écrit :
> Explicitly ignore the return value of qemu_guest_getrandom.

> Because we use error_fatal, all errors are already caught.

> 

> Fixes: CID 1401701

> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

> ---

>  util/guest-random.c | 2 +-

>  1 file changed, 1 insertion(+), 1 deletion(-)

> 

> diff --git a/util/guest-random.c b/util/guest-random.c

> index e8124a3cad..00a08fd981 100644

> --- a/util/guest-random.c

> +++ b/util/guest-random.c

> @@ -56,7 +56,7 @@ int qemu_guest_getrandom(void *buf, size_t len, Error **errp)

>  

>  void qemu_guest_getrandom_nofail(void *buf, size_t len)

>  {

> -    qemu_guest_getrandom(buf, len, &error_fatal);

> +    (void)qemu_guest_getrandom(buf, len, &error_fatal);

>  }

>  

>  uint64_t qemu_guest_random_seed_thread_part1(void)

> 


Applied to my trivial-patches branch.

Thanks,
Laurent
diff mbox series

Patch

diff --git a/util/guest-random.c b/util/guest-random.c
index e8124a3cad..00a08fd981 100644
--- a/util/guest-random.c
+++ b/util/guest-random.c
@@ -56,7 +56,7 @@  int qemu_guest_getrandom(void *buf, size_t len, Error **errp)
 
 void qemu_guest_getrandom_nofail(void *buf, size_t len)
 {
-    qemu_guest_getrandom(buf, len, &error_fatal);
+    (void)qemu_guest_getrandom(buf, len, &error_fatal);
 }
 
 uint64_t qemu_guest_random_seed_thread_part1(void)