Re: [PATCH] powerpc/pseries/pmem: fix a set but not used value

[Mukesh Ojha]

On 4/7/2019 7:24 AM, Qian Cai wrote:

The commit 4c5d87db4978 ("powerpc/pseries: PAPR persistent memory
support") set a local variable "count" in dlpar_hp_pmem() but never
use it.

arch/powerpc/platforms/pseries/pmem.c: In function 'dlpar_hp_pmem':
arch/powerpc/platforms/pseries/pmem.c:109:6: warning: variable 'count'
set but not used [-Wunused-but-set-variable]

Signed-off-by: Qian Cai <c...@lca.pw>

Reviewed-by: Mukesh Ojha <mo...@codeaurora.org>

Cheers,
-Mukesh

---
  arch/powerpc/platforms/pseries/pmem.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/powerpc/platforms/pseries/pmem.c 
b/arch/powerpc/platforms/pseries/pmem.c
index 27f0a915c8a9..f860a897a9e0 100644
--- a/arch/powerpc/platforms/pseries/pmem.c
+++ b/arch/powerpc/platforms/pseries/pmem.c
@@ -106,7 +106,7 @@ static ssize_t pmem_drc_remove_node(u32 drc_index)

int dlpar_hp_pmem(struct pseries_hp_errorlog *hp_elog)

  {
-       u32 count, drc_index;
+       u32 drc_index;
        int rc;

/* slim chance, but we might get a hotplug event while booting */

@@ -123,7 +123,6 @@ int dlpar_hp_pmem(struct pseries_hp_errorlog *hp_elog)
                return -EINVAL;
        }

- count = hp_elog->_drc_u.drc_count;

        drc_index = hp_elog->_drc_u.drc_index;

lock_device_hotplug();