[PATCH 5/8] powerpc/nvram: Return directly after a failed kmalloc() in dev_nvram_read()

From: SF Markus Elfring
Date: Thu Jan 19 2017 - 15:44:26 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 19 Jan 2017 16:50:31 +0100

Return directly after a call of the function "kmalloc" failed here.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/kernel/nvram_64.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/kernel/nvram_64.c b/arch/powerpc/kernel/nvram_64.c
index 463551589b97..68b970bcf2fc 100644
--- a/arch/powerpc/kernel/nvram_64.c
+++ b/arch/powerpc/kernel/nvram_64.c
@@ -762,10 +762,8 @@ static ssize_t dev_nvram_read(struct file *file, char __user *buf,
count = min(count, PAGE_SIZE);

tmp = kmalloc(count, GFP_KERNEL);
- if (!tmp) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!tmp)
+ return -ENOMEM;

ret = ppc_md.nvram_read(tmp, count, ppos);
if (ret <= 0)
--
2.11.0