mask = fastpath_mask;
bits = fastpath_bits;
} else {
- mask = kmalloc_array(2 * BITS_TO_LONGS(gc->ngpio),
- sizeof(*mask),
- can_sleep ? GFP_KERNEL : GFP_ATOMIC);
+ gfp_t flags = can_sleep ? GFP_KERNEL : GFP_ATOMIC;
+
+ mask = bitmap_alloc(gc->ngpio, flags);
if (!mask)
return -ENOMEM;
- bits = mask + BITS_TO_LONGS(gc->ngpio);
+ bits = bitmap_alloc(gc->ngpio, flags);
+ if (!bits) {
+ bitmap_free(mask);
+ return -ENOMEM;
+ }
}
bitmap_zero(mask, gc->ngpio);
ret = gpio_chip_get_multiple(gc, mask, bits);
if (ret) {
if (mask != fastpath_mask)
- kfree(mask);
+ bitmap_free(mask);
+ if (bits != fastpath_bits)
+ bitmap_free(bits);
return ret;
}
}
if (mask != fastpath_mask)
- kfree(mask);
+ bitmap_free(mask);
+ if (bits != fastpath_bits)
+ bitmap_free(bits);
}
return 0;
}
mask = fastpath_mask;
bits = fastpath_bits;
} else {
- mask = kmalloc_array(2 * BITS_TO_LONGS(gc->ngpio),
- sizeof(*mask),
- can_sleep ? GFP_KERNEL : GFP_ATOMIC);
+ gfp_t flags = can_sleep ? GFP_KERNEL : GFP_ATOMIC;
+
+ mask = bitmap_alloc(gc->ngpio, flags);
if (!mask)
return -ENOMEM;
- bits = mask + BITS_TO_LONGS(gc->ngpio);
+ bits = bitmap_alloc(gc->ngpio, flags);
+ if (!bits) {
+ bitmap_free(mask);
+ return -ENOMEM;
+ }
}
bitmap_zero(mask, gc->ngpio);
gpio_chip_set_multiple(gc, mask, bits);
if (mask != fastpath_mask)
- kfree(mask);
+ bitmap_free(mask);
+ if (bits != fastpath_bits)
+ bitmap_free(bits);
}
return 0;
}