diff mbox series

[05/10] scsi: megaraid: Fix set but unused variable

Message ID 20200706123351.451959-1-damien.lemoal@wdc.com (mailing list archive)
State Mainlined
Commit aa055885ebada98f12b0b394d7a06a5ae0d66e8c
Headers show
Series Fix compilation warnings | expand

Commit Message

Damien Le Moal July 6, 2020, 12:33 p.m. UTC
In megadev_ioctl(), if MEGA_HAVE_STATS is not defined, the variables
num_ldrv and ustats are unused. Conditionally define them to avoid
compiler warnings.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
---
 drivers/scsi/megaraid.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 96ecf5929e68..acd7c6ed77b1 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -2975,14 +2975,13 @@  megadev_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
 	void		*data = NULL;	/* data to be transferred */
 	dma_addr_t	data_dma_hndl;	/* dma handle for data xfer area */
 	megacmd_t	mc;
-	megastat_t	__user *ustats;
-	int		num_ldrv;
+#if MEGA_HAVE_STATS
+	megastat_t	__user *ustats = NULL;
+	int		num_ldrv = 0;
+#endif
 	u32		uxferaddr = 0;
 	struct pci_dev	*pdev;
 
-	ustats = NULL; /* avoid compilation warnings */
-	num_ldrv = 0;
-
 	/*
 	 * Make sure only USCSICMD are issued through this interface.
 	 * MIMD application would still fire different command.