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module: export param_free_charp()
Change the param_free_charp() function from static to exported. It is used by zswap in the next patch ("zswap: use charp for zswap param strings"). Signed-off-by: Dan Streetman <ddstreet@ieee.org> Acked-by: Rusty Russell <rusty@rustcorp.com.au> Cc: Seth Jennings <sjennings@variantweb.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -386,6 +386,7 @@ extern int param_get_ullong(char *buffer, const struct kernel_param *kp);
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extern const struct kernel_param_ops param_ops_charp;
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extern int param_set_charp(const char *val, const struct kernel_param *kp);
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extern int param_get_charp(char *buffer, const struct kernel_param *kp);
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extern void param_free_charp(void *arg);
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#define param_check_charp(name, p) __param_check(name, p, char *)
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/* We used to allow int as well as bool. We're taking that away! */
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@ -325,10 +325,11 @@ int param_get_charp(char *buffer, const struct kernel_param *kp)
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}
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EXPORT_SYMBOL(param_get_charp);
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static void param_free_charp(void *arg)
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void param_free_charp(void *arg)
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{
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maybe_kfree_parameter(*((char **)arg));
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}
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EXPORT_SYMBOL(param_free_charp);
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const struct kernel_param_ops param_ops_charp = {
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.set = param_set_charp,
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