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Revert "gpio: prevent potential speculation leaks in gpio_device_get_desc()"

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This reverts commit fc35a684e9.
This commit is contained in:
Ksawlii 2024-11-24 00:23:32 +01:00
parent 31101efbb8
commit 147ce5e81c
1 changed files with 1 additions and 2 deletions
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3
drivers/gpio/gpiolib.c
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@ -4,7 +4,6 @@
#include <linux/module.h> #include <linux/module.h>
#include <linux/interrupt.h> #include <linux/interrupt.h>
#include <linux/irq.h> #include <linux/irq.h>
#include <linux/nospec.h>
#include <linux/spinlock.h> #include <linux/spinlock.h>
#include <linux/list.h> #include <linux/list.h>
#include <linux/device.h> #include <linux/device.h>
@ -148,7 +147,7 @@ struct gpio_desc *gpiochip_get_desc(struct gpio_chip *gc,
if (hwnum >= gdev->ngpio) if (hwnum >= gdev->ngpio)
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
return &gdev->descs[array_index_nospec(hwnum, gdev->ngpio)]; return &gdev->descs[hwnum];
} }
EXPORT_SYMBOL_GPL(gpiochip_get_desc); EXPORT_SYMBOL_GPL(gpiochip_get_desc);