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author | Dan Streetman <ddstreet@ieee.org> | 2015-11-06 16:29:12 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-06 17:50:42 -0800 |
commit | 3d9c637f4ae74b45d95bb6cbd793fbffad0a709c (patch) | |
tree | ee88ae07b1598fef06d865a40527287857a40782 | |
parent | b0c9865fd2d7a34aa58bb58756ff088d2ec4bbcd (diff) | |
download | linux-stable-3d9c637f4ae74b45d95bb6cbd793fbffad0a709c.tar.gz linux-stable-3d9c637f4ae74b45d95bb6cbd793fbffad0a709c.tar.bz2 linux-stable-3d9c637f4ae74b45d95bb6cbd793fbffad0a709c.zip |
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>
-rw-r--r-- | include/linux/moduleparam.h | 1 | ||||
-rw-r--r-- | kernel/params.c | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index c12f2147c350..52666d90ca94 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -386,6 +386,7 @@ extern int param_get_ullong(char *buffer, const struct kernel_param *kp); extern const struct kernel_param_ops param_ops_charp; extern int param_set_charp(const char *val, const struct kernel_param *kp); extern int param_get_charp(char *buffer, const struct kernel_param *kp); +extern void param_free_charp(void *arg); #define param_check_charp(name, p) __param_check(name, p, char *) /* We used to allow int as well as bool. We're taking that away! */ diff --git a/kernel/params.c b/kernel/params.c index b6554aa71094..93a380a2345d 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -325,10 +325,11 @@ int param_get_charp(char *buffer, const struct kernel_param *kp) } EXPORT_SYMBOL(param_get_charp); -static void param_free_charp(void *arg) +void param_free_charp(void *arg) { maybe_kfree_parameter(*((char **)arg)); } +EXPORT_SYMBOL(param_free_charp); const struct kernel_param_ops param_ops_charp = { .set = param_set_charp, |