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| author | Thomas Meyer <thomas@m3y3r.de> | 2011-11-29 22:08:00 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-12-06 16:02:51 -0500 |
| commit | 839fafbe0dc35fabeb9bd3be9727fd74d12c0b9d (patch) | |
| tree | fc15049d0e71d716c4de7e39484ee8cba78d1215 /drivers/net/wireless/rt2x00/rt2x00dev.c | |
| parent | 5f779bbd472cdb2046ff8b672ad8c5b62b61cd19 (diff) | |
| download | linux-839fafbe0dc35fabeb9bd3be9727fd74d12c0b9d.tar.gz linux-839fafbe0dc35fabeb9bd3be9727fd74d12c0b9d.tar.bz2 linux-839fafbe0dc35fabeb9bd3be9727fd74d12c0b9d.zip | |
rt2x00: Use kcalloc instead of kzalloc to allocate array
The advantage of kcalloc is, that will prevent integer overflows which could
result from the multiplication of number of elements and size and it is also
a bit nicer to read.
The semantic patch that makes this change is available
in https://lkml.org/lkml/2011/11/25/107
Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00dev.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index edd317fa7c0a..c3e1aa7c1a80 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -831,11 +831,11 @@ static int rt2x00lib_probe_hw_modes(struct rt2x00_dev *rt2x00dev, if (spec->supported_rates & SUPPORT_RATE_OFDM) num_rates += 8; - channels = kzalloc(sizeof(*channels) * spec->num_channels, GFP_KERNEL); + channels = kcalloc(spec->num_channels, sizeof(*channels), GFP_KERNEL); if (!channels) return -ENOMEM; - rates = kzalloc(sizeof(*rates) * num_rates, GFP_KERNEL); + rates = kcalloc(num_rates, sizeof(*rates), GFP_KERNEL); if (!rates) goto exit_free_channels; |