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wpan-phy: use snprintf to limit the amount of chars written

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Use snprintf to limit the amount of chars put in the buffer for attr -> show.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
This commit is contained in:
Dmitry Eremin-Solenikov 2009-09-28 18:58:32 +04:00
parent 37eb0edc84
commit 375bb0e04b
1 changed files with 1 additions and 1 deletions
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2
net/ieee802154/wpan-class.c
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@ -30,7 +30,7 @@ static ssize_t name ## _show(struct device *dev, \
int ret; \ int ret; \
\ \
mutex_lock(&phy->pib_lock); \ mutex_lock(&phy->pib_lock); \
ret = sprintf(buf, format_string "\n", args); \ ret = snprintf(buf, PAGE_SIZE, format_string "\n", args); \
mutex_unlock(&phy->pib_lock); \ mutex_unlock(&phy->pib_lock); \
return ret; \ return ret; \
} }