linux-i2c.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [patch] i2c: qup: off by ones in qup_i2c_probe()
@ 2014-04-03  7:22 Dan Carpenter
  2014-04-03  8:35 ` Wolfram Sang
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2014-04-03  7:22 UTC (permalink / raw)
  To: Wolfram Sang
  Cc: Grant Likely, Rob Herring, Bjorn Andersson, Andy Gross,
	Ivan T. Ivanov, linux-i2c, kernel-janitors

These should ">= ARRAY_SIZE()" instead of "> ARRAY_SIZE()".

Fixes: 10c5a8425968 ('i2c: qup: New bus driver for the Qualcomm QUP I2C controller')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
index c9d5f78..ee40980 100644
--- a/drivers/i2c/busses/i2c-qup.c
+++ b/drivers/i2c/busses/i2c-qup.c
@@ -633,12 +633,12 @@ static int qup_i2c_probe(struct platform_device *pdev)
 	 * associated with each byte written/received
 	 */
 	size = QUP_OUTPUT_BLOCK_SIZE(io_mode);
-	if (size > ARRAY_SIZE(blk_sizes))
+	if (size >= ARRAY_SIZE(blk_sizes))
 		return -EIO;
 	qup->out_blk_sz = blk_sizes[size] / 2;
 
 	size = QUP_INPUT_BLOCK_SIZE(io_mode);
-	if (size > ARRAY_SIZE(blk_sizes))
+	if (size >= ARRAY_SIZE(blk_sizes))
 		return -EIO;
 	qup->in_blk_sz = blk_sizes[size] / 2;
 

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [patch] i2c: qup: off by ones in qup_i2c_probe()
  2014-04-03  7:22 [patch] i2c: qup: off by ones in qup_i2c_probe() Dan Carpenter
@ 2014-04-03  8:35 ` Wolfram Sang
  0 siblings, 0 replies; 2+ messages in thread
From: Wolfram Sang @ 2014-04-03  8:35 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Grant Likely, Rob Herring, Bjorn Andersson, Andy Gross,
	Ivan T. Ivanov, linux-i2c, kernel-janitors

[-- Attachment #1: Type: text/plain, Size: 399 bytes --]

On Thu, Apr 03, 2014 at 10:22:54AM +0300, Dan Carpenter wrote:
> These should ">= ARRAY_SIZE()" instead of "> ARRAY_SIZE()".
> 
> Fixes: 10c5a8425968 ('i2c: qup: New bus driver for the Qualcomm QUP I2C controller')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Ah, right. I misinterpreted the smatch message, thought it was a false
positive :(

Applied to for-next, thanks!


[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 836 bytes --]

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2014-04-03  8:35 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-04-03  7:22 [patch] i2c: qup: off by ones in qup_i2c_probe() Dan Carpenter
2014-04-03  8:35 ` Wolfram Sang

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).