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| author |   Peter Huewe <peterhuewe@gmx.de> | 2013-01-26 00:19:19 +0100 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-29 23:22:16 -0500 |
| commit | 2643c47fa4accb49abf46a1486909e20e4bb5df9 (patch) | |
| tree | 22dd88401f7c6614f979c2ce7ab5d66640743f57 /drivers/staging/csr | |
| parent | staging: zsmalloc: make CLASS_DELTA relative to PAGE_SIZE (diff) | |
| download | linux-dev-2643c47fa4accb49abf46a1486909e20e4bb5df9.tar.xz linux-dev-2643c47fa4accb49abf46a1486909e20e4bb5df9.zip | |
staging/csr: Use kmemdup rather than duplicating its implementation
Found with coccicheck.
The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/csr')
| -rw-r--r-- | drivers/staging/csr/drv.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/staging/csr/drv.c b/drivers/staging/csr/drv.c index 4780c32c2fe3..3bd52fdeac3b 100644 --- a/drivers/staging/csr/drv.c +++ b/drivers/staging/csr/drv.c @@ -819,15 +819,15 @@ unifi_write(struct file *filp, const char *p, size_t len, loff_t *poff) unifi_trace(priv, UDBG2, "unifi_write: signal 0x%.4X len:%d\n", sig_id, signal_size); - /* Allocate a buffer for the signal */ - signal_buf = kmalloc(signal_size, GFP_KERNEL); + /* Allocate a buffer for the signal */ + signal_buf = kmemdup(bulkdata.d[0].os_data_ptr, signal_size, + GFP_KERNEL); if (!signal_buf) { unifi_net_data_free(priv, &bulkdata.d[0]); return -ENOMEM; } /* Get the signal from the os_data_ptr */ - memcpy(signal_buf, bulkdata.d[0].os_data_ptr, signal_size); signal_buf[5] = (pcli->sender_id >> 8) & 0xff; if (signal_size < len) { |