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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-11-13 17:10:13 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-11-13 17:10:13 -0800 |
| commit | c25141062a82ae8bddced1b3ce2b57a1c0efabe0 (patch) | |
| tree | 105edf10059bc0c4f2f00338b0c861b813d1bb1a /arch/powerpc/platforms/pseries/reconfig.c | |
| parent | 26dd633e437dca218547ccbeacc71fe8a620b6f6 (diff) | |
| parent | c1b433e04ef9c0a1c4d65bfe918472ffa334dff4 (diff) | |
Merge branch 'next' into for-linus
Prepare input updates for 4.15 merge window.
Diffstat (limited to 'arch/powerpc/platforms/pseries/reconfig.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/reconfig.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c index e5bf1e84047f..296c188fd5ca 100644 --- a/arch/powerpc/platforms/pseries/reconfig.c +++ b/arch/powerpc/platforms/pseries/reconfig.c @@ -82,7 +82,6 @@ static int pSeries_reconfig_remove_node(struct device_node *np) of_detach_node(np); of_node_put(parent); - of_node_put(np); /* Must decrement the refcount */ return 0; } @@ -363,20 +362,13 @@ static int do_update_property(char *buf, size_t bufsize) static ssize_t ofdt_write(struct file *file, const char __user *buf, size_t count, loff_t *off) { - int rv = 0; + int rv; char *kbuf; char *tmp; - if (!(kbuf = kmalloc(count + 1, GFP_KERNEL))) { - rv = -ENOMEM; - goto out; - } - if (copy_from_user(kbuf, buf, count)) { - rv = -EFAULT; - goto out; - } - - kbuf[count] = '\0'; + kbuf = memdup_user_nul(buf, count); + if (IS_ERR(kbuf)) + return PTR_ERR(kbuf); tmp = strchr(kbuf, ' '); if (!tmp) { |