* [PATCH 0/2] Input: omap4-keypad: Adjustments for omap4_keypad_probe()
@ 2018-01-26 13:48 SF Markus Elfring
2018-01-26 13:49 ` [PATCH 1/2] Input: omap4-keypad: Delete two error messages for a failed memory allocation in omap4_keypad_probe() SF Markus Elfring
2018-01-26 13:50 ` [PATCH 2/2] Input: omap4-keypad: Improve a size determination " SF Markus Elfring
0 siblings, 2 replies; 3+ messages in thread
From: SF Markus Elfring @ 2018-01-26 13:48 UTC (permalink / raw)
To: linux-input, Christophe Jaillet, Dmitry Torokhov; +Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 26 Jan 2018 14:45:54 +0100
Two update suggestions were taken into account
from static source code analysis.
Markus Elfring (2):
Delete two error messages for a failed memory allocation
Improve a size determination
drivers/input/keyboard/omap4-keypad.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
--
2.16.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH 1/2] Input: omap4-keypad: Delete two error messages for a failed memory allocation in omap4_keypad_probe()
2018-01-26 13:48 [PATCH 0/2] Input: omap4-keypad: Adjustments for omap4_keypad_probe() SF Markus Elfring
@ 2018-01-26 13:49 ` SF Markus Elfring
2018-01-26 13:50 ` [PATCH 2/2] Input: omap4-keypad: Improve a size determination " SF Markus Elfring
1 sibling, 0 replies; 3+ messages in thread
From: SF Markus Elfring @ 2018-01-26 13:49 UTC (permalink / raw)
To: linux-input, Christophe Jaillet, Dmitry Torokhov; +Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 26 Jan 2018 14:24:35 +0100
Omit extra messages for a memory allocation failure in this function.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/input/keyboard/omap4-keypad.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
index 940d38b08e6b..6fe554e4026e 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -257,10 +257,8 @@ static int omap4_keypad_probe(struct platform_device *pdev)
}
keypad_data = kzalloc(sizeof(struct omap4_keypad), GFP_KERNEL);
- if (!keypad_data) {
- dev_err(&pdev->dev, "keypad_data memory allocation failed\n");
+ if (!keypad_data)
return -ENOMEM;
- }
keypad_data->irq = irq;
@@ -340,7 +338,6 @@ static int omap4_keypad_probe(struct platform_device *pdev)
keypad_data->keymap = kzalloc(max_keys * sizeof(keypad_data->keymap[0]),
GFP_KERNEL);
if (!keypad_data->keymap) {
- dev_err(&pdev->dev, "Not enough memory for keymap\n");
error = -ENOMEM;
goto err_free_input;
}
--
2.16.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* [PATCH 2/2] Input: omap4-keypad: Improve a size determination in omap4_keypad_probe()
2018-01-26 13:48 [PATCH 0/2] Input: omap4-keypad: Adjustments for omap4_keypad_probe() SF Markus Elfring
2018-01-26 13:49 ` [PATCH 1/2] Input: omap4-keypad: Delete two error messages for a failed memory allocation in omap4_keypad_probe() SF Markus Elfring
@ 2018-01-26 13:50 ` SF Markus Elfring
1 sibling, 0 replies; 3+ messages in thread
From: SF Markus Elfring @ 2018-01-26 13:50 UTC (permalink / raw)
To: linux-input, Christophe Jaillet, Dmitry Torokhov; +Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 26 Jan 2018 14:28:07 +0100
Replace the specification of a data structure by a pointer dereference
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer according to the Linux coding style convention.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/input/keyboard/omap4-keypad.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
index 6fe554e4026e..4b5bd0c611d6 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -256,7 +256,7 @@ static int omap4_keypad_probe(struct platform_device *pdev)
return -EINVAL;
}
- keypad_data = kzalloc(sizeof(struct omap4_keypad), GFP_KERNEL);
+ keypad_data = kzalloc(sizeof(*keypad_data), GFP_KERNEL);
if (!keypad_data)
return -ENOMEM;
--
2.16.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
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2018-01-26 13:48 [PATCH 0/2] Input: omap4-keypad: Adjustments for omap4_keypad_probe() SF Markus Elfring
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2018-01-26 13:50 ` [PATCH 2/2] Input: omap4-keypad: Improve a size determination " SF Markus Elfring
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