param_enum: protect against invalid values
Since dev_add_param_enum is passed a pointer containing the actual value
it can contain an invalid value. Protect against it so that we do not
access invalid array elements.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent 546c5a9 commit c170240d3e5fb5cd134790dfc0c6e474fc0e6706
@Sascha Hauer Sascha Hauer authored on 23 Jun 2015
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lib/parameter.c