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Commit 84b84bcf authored by Wolfram Sang's avatar Wolfram Sang Committed by Wim Van Sebroeck
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watchdog: tangox_wdt: test clock rate to avoid division by 0



The clk API may return 0 on clk_get_rate, so we should check the result before
using it as a divisor. For this, refactor the code to use a central
error path.

Signed-off-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@iguana.be>
parent ccc8208d
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