tty: tty_io.c shadows sparse fix
drivers/char/tty_io.c:1413:17: warning: symbol 'buf' shadows an earlier one
drivers/char/tty_io.c:1379:20: originally declared here
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 502cad6..7053d63 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1026,19 +1026,19 @@
/* write_buf/write_cnt is protected by the atomic_write_lock mutex */
if (tty->write_cnt < chunk) {
- unsigned char *buf;
+ unsigned char *buf_chunk;
if (chunk < 1024)
chunk = 1024;
- buf = kmalloc(chunk, GFP_KERNEL);
- if (!buf) {
+ buf_chunk = kmalloc(chunk, GFP_KERNEL);
+ if (!buf_chunk) {
ret = -ENOMEM;
goto out;
}
kfree(tty->write_buf);
tty->write_cnt = chunk;
- tty->write_buf = buf;
+ tty->write_buf = buf_chunk;
}
/* Do the write .. */