mfd: ti_am335x_tscadc: Fix struct clk memory leak
Use devm_elk_get() to let Linux manage struct clk memory to avoid the following memory leakage report: unreferenced object 0xdd75efc0 (size 64): comm "systemd-udevd", pid 186, jiffies 4294945126 (age 1195.750s) hex dump (first 32 bytes): 61 64 63 5f 74 73 63 5f 66 63 6b 00 00 00 00 00 adc_tsc_fck..... 00 00 00 00 92 03 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<c0a15260>] kmemleak_alloc+0x40/0x74 [<c0287a10>] __kmalloc_track_caller+0x198/0x388 [<c0255610>] kstrdup+0x40/0x5c [<c025565c>] kstrdup_const+0x30/0x3c [<c0636630>] __clk_create_clk+0x60/0xac [<c0630918>] clk_get_sys+0x74/0x144 [<c0630cdc>] clk_get+0x5c/0x68 [<bf0ac540>] ti_tscadc_probe+0x260/0x468 [ti_am335x_tscadc] [<c06f3c0c>] platform_drv_probe+0x60/0xac [<c06f1abc>] driver_probe_device+0x214/0x2dc [<c06f1c18>] __driver_attach+0x94/0xc0 [<c06efe2c>] bus_for_each_dev+0x90/0xa0 [<c06f1470>] driver_attach+0x28/0x30 [<c06f1030>] bus_add_driver+0x184/0x1ec [<c06f2b74>] driver_register+0xb0/0xf0 [<c06f3b4c>] __platform_driver_register+0x40/0x54 Signed-off-by: Zumeng Chen <zumeng.chen@gmail.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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