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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

March 2016 Kernel Hackers Manual 3.2.