[PATCH] block: Use NULL to compare with pointer-typed value rather than 0
From: zhong jiang <hidden>
Date: 2018-08-17 13:39:57
Also in:
lkml
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
We should use NULL to compare with pointer-typed value rather than 0. The issue is detected with the help of Coccinelle. Signed-off-by: zhong jiang <redacted> --- drivers/block/ataflop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index dfb2c26..cca93e3 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c@@ -1355,7 +1355,7 @@ static int floppy_revalidate(struct gendisk *disk) if (test_bit(drive, &changed_floppies) || test_bit(drive, &fake_change) || - p->disktype == 0) { + p->disktype == NULL) { if (UD.flags & FTD_MSG) printk(KERN_ERR "floppy: clear format %p!\n", UDT); BufferDrive = -1;
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1.7.12.4