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In the cases where len is too long, the error return path fails to
kfree allocated buffers buf and usb_reg_buf. The simplest fix is to
perform the sanity check on len before the allocations to avoid having
to do the kfree'ing in the first place.
Detected by CoverityScan, CID#1452258,1452259 ("Resource Leak")
Fixes:
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|---|---|---|
| .. | ||
| Kconfig | ||
| Makefile | ||
| rsi_91x_core.c | ||
| rsi_91x_debugfs.c | ||
| rsi_91x_hal.c | ||
| rsi_91x_mac80211.c | ||
| rsi_91x_main.c | ||
| rsi_91x_mgmt.c | ||
| rsi_91x_ps.c | ||
| rsi_91x_sdio.c | ||
| rsi_91x_sdio_ops.c | ||
| rsi_91x_usb.c | ||
| rsi_91x_usb_ops.c | ||
| rsi_boot_params.h | ||
| rsi_common.h | ||
| rsi_debugfs.h | ||
| rsi_hal.h | ||
| rsi_main.h | ||
| rsi_mgmt.h | ||
| rsi_ps.h | ||
| rsi_sdio.h | ||
| rsi_usb.h | ||