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read(filp, dp, l, &pos) != l) { printk(KERN_INFO "Failed to read '%s'.\n", fn); vfree(dp); fput(filp); return 0; } fput(filp); *fp = dp; return (int) l; } /** * mod_firmware_load - load sound driver firmware * @fn: filename * @fp: return for the buffer. * * Load the firmware for a sound module (up to 128K) into a buffer. * The buffer is returned in *fp. It is allocated with vmalloc so is * virtually linear and not DMAable. The caller should free it with * vfree when finished. * * The length of the buffer is returned on a successful load, the * value zero on a failure. * * Caution: This API is not recommended. Firmware should be loaded via * request_firmware. */ int mod_firmware_load(const char *fn, char **fp) { int r; mm_segment_t fs = get_fs(); set_fs(get_ds()); r = do_mod_firmware_load(fn, fp); set_fs(fs); return r; } EXPORT_SYMBOL(mod_firmware_load); MODULE_LICENSE("GPL");