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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-11-13 08:40:30 +0100 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-01-06 10:13:17 +0100 |
| commit | 7c0b2380da953d8f63618f530af18eff3518d259 (patch) | |
| tree | 20165e81dba408739f684155befe4d9f8aac4c7c | |
| parent | Linux 3.13-rc7 (diff) | |
| download | linux-7c0b2380da953d8f63618f530af18eff3518d259.tar.xz linux-7c0b2380da953d8f63618f530af18eff3518d259.zip | |
mfd: ab8500-debugfs: Move dereference after check for NULL
We dereference "desc" before check if it is NULL. I've shifted it
around so we check first before dereferencing.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
| -rw-r--r-- | drivers/mfd/ab8500-debugfs.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c index e33e385af0a2..d1a22aae2df5 100644 --- a/drivers/mfd/ab8500-debugfs.c +++ b/drivers/mfd/ab8500-debugfs.c @@ -1600,7 +1600,6 @@ static int ab8500_interrupts_print(struct seq_file *s, void *p) for (line = 0; line < num_interrupt_lines; line++) { struct irq_desc *desc = irq_to_desc(line + irq_first); - struct irqaction *action = desc->action; seq_printf(s, "%3i: %6i %4i", line, num_interrupts[line], @@ -1608,7 +1607,9 @@ static int ab8500_interrupts_print(struct seq_file *s, void *p) if (desc && desc->name) seq_printf(s, "-%-8s", desc->name); - if (action) { + if (desc && desc->action) { + struct irqaction *action = desc->action; + seq_printf(s, " %s", action->name); while ((action = action->next) != NULL) seq_printf(s, ", %s", action->name); |