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serial: 68328serial: Use NULL for pointers 

Compare pointer-typed values to NULL rather than 0

The semantic patch that makes this change is available
in scripts/coccinelle/null/badzero.cocci.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Fabio Estevam 2015-08-25 16:49:46 -03:00 committed by Greg Kroah-Hartman
parent 09557c0169
commit 7401349608
1 changed files with 2 additions and 2 deletions
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4
drivers/tty/serial/68328serial.c
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@ -560,8 +560,8 @@ static void rs_fair_output(void)
struct m68k_serial *info = &m68k_soft[0];
char c;
if (info == 0) return;
if (info->xmit_buf == 0) return;
if (info == NULL) return;
if (info->xmit_buf == NULL) return;
local_irq_save(flags);
left = info->xmit_cnt;