Messages in this thread | | | Date | Fri, 17 Jun 2016 10:26:38 +0200 | From | Wolfram Sang <> | Subject | Re: [PATCH] staging: ks7010: honor 'const' qualifier |
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On Wed, Jun 15, 2016 at 11:53:11PM +0200, Arnd Bergmann wrote: > The recently-added ks7010 driver produces an annoying build warning: > > drivers/staging/ks7010/ks7010_config.c: In function 'ks_wlan_read_config_file': > drivers/staging/ks7010/ks7010_config.c:263:8: error: assignment discards 'const' qualifier from pointer target type [-Werror=discarded-qualifiers] > > The problem here is that it assigns the firmware data to a non-const > variable, and then goes on to modify it, which is clearly not the intended > use case. > > The only modification is to set the last byte to '\0', and as far as > I can tell, this modification is unnecessary, as the parser always compares > against the end pointer, rather than relying on zero-termination. > > This patch therefore removes the modification of the const data and marks > all the pointers 'const to avoid the warning. > > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Thanks! I'll send in a second a patch, though, which removes the config file handling completely.
Wolfram
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