On Mon, 2007-10-08 at 09:43 +0200, Geert Uytterhoeven wrote:
> Some versions of gcc replace strstr() calls with a single-character `needle'
> parameter by strchr() behind our back. This causes a link error if strchr() is
> defined as an inline function in <asm/string.h> (e.g. on m68k):
>
> | drivers/built-in.o: In function `libertas_parse_chan':
> | linux/drivers/net/wireless/libertas/debugfs.c:209: undefined reference to `strchr'
> | drivers/built-in.o: In function `libertas_parse_ssid':
> | linux/drivers/net/wireless/libertas/debugfs.c:260: undefined reference to `strchr'
>
> Avoid this by explicitly calling strchr() instead.
>
> Also include <linux/string.h>, because this file calls lots of str*() routines.
>
> Signed-off-by: Geert Uytterhoeven <[email protected]>
Acked-by: Dan Williams <[email protected]>
> ---
> Due to the lack of hardware, I could not test the functionality of this change.
> I was just trying to compile a kernel with a much enabled as possible.
>
> drivers/net/wireless/libertas/debugfs.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> --- a/drivers/net/wireless/libertas/debugfs.c
> +++ b/drivers/net/wireless/libertas/debugfs.c
> @@ -3,6 +3,7 @@
> #include <linux/debugfs.h>
> #include <linux/delay.h>
> #include <linux/mm.h>
> +#include <linux/string.h>
> #include <net/iw_handler.h>
>
> #include "dev.h"
> @@ -205,7 +206,7 @@ static int libertas_parse_chan(char *buf
> if (!start)
> return -EINVAL;
> start += 5;
> - end = strstr(start, " ");
> + end = strchr(start, ' ');
> if (!end)
> end = buf + count;
> hold = kzalloc((end - start)+1, GFP_KERNEL);
> @@ -256,7 +257,7 @@ static void libertas_parse_ssid(char *bu
> if (!hold)
> return;
> hold += 5;
> - end = strstr(hold, " ");
> + end = strchr(hold, ' ');
> if (!end)
> end = buf + count - 1;
>
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> -- Linus Torvalds
> -
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