| DEVM_KZALLOC(9) | Driver Basics | DEVM_KZALLOC(9) |
NAME¶
devm_kzalloc - Resource-managed kzalloc
SYNOPSIS¶
void * devm_kzalloc(struct device * dev, size_t size, gfp_t gfp);
ARGUMENTS¶
dev
Device to allocate memory for
size
Allocation size
gfp
Allocation gfp flags
DESCRIPTION¶
Managed kzalloc. Memory allocated with this function is automatically freed on driver detach. Like all other devres resources, guaranteed alignment is unsigned long long.
RETURNS¶
Pointer to allocated memory on success, NULL on failure.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |