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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-12 10:01:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-12 10:01:59 -0700
commit26df0766a73a859bb93dc58e747c5028557a23fd (patch)
tree4776de567425a7fb66ca9a87228309f9c84de633 /scripts
parent580287628cdd99366b10c9050c4479b387283be8 (diff)
parenta6de51b2787012ba3ab62c7d50df1b749b83d5f0 (diff)
downloadop-kernel-dev-26df0766a73a859bb93dc58e747c5028557a23fd.zip
op-kernel-dev-26df0766a73a859bb93dc58e747c5028557a23fd.tar.gz
Merge branch 'params' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus
* 'params' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: (22 commits) param: don't deref arg in __same_type() checks param: update drivers/acpi/debug.c to new scheme param: use module_param in drivers/message/fusion/mptbase.c ide: use module_param_named rather than module_param_call param: update drivers/char/ipmi/ipmi_watchdog.c to new scheme param: lock if_sdio's lbs_helper_name and lbs_fw_name against sysfs changes. param: lock myri10ge_fw_name against sysfs changes. param: simple locking for sysfs-writable charp parameters param: remove unnecessary writable charp param: add kerneldoc to moduleparam.h param: locking for kernel parameters param: make param sections const. param: use free hook for charp (fix leak of charp parameters) param: add a free hook to kernel_param_ops. param: silence .init.text references from param ops Add param ops struct for hvc_iucv driver. nfs: update for module_param_named API change AppArmor: update for module_param_named API change param: use ops in struct kernel_param, rather than get and set fns directly param: move the EXPORT_SYMBOL to after the definitions. ...
Diffstat (limited to 'scripts')
-rw-r--r--scripts/mod/modpost.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 253c107..1ec7158 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1035,6 +1035,13 @@ static const struct sectioncheck *section_mismatch(
* fromsec = .data*
* atsym =__param*
*
+ * Pattern 1a:
+ * module_param_call() ops can refer to __init set function if permissions=0
+ * The pattern is identified by:
+ * tosec = .init.text
+ * fromsec = .data*
+ * atsym = __param_ops_*
+ *
* Pattern 2:
* Many drivers utilise a *driver container with references to
* add, remove, probe functions etc.
@@ -1069,6 +1076,12 @@ static int secref_whitelist(const struct sectioncheck *mismatch,
(strncmp(fromsym, "__param", strlen("__param")) == 0))
return 0;
+ /* Check for pattern 1a */
+ if (strcmp(tosec, ".init.text") == 0 &&
+ match(fromsec, data_sections) &&
+ (strncmp(fromsym, "__param_ops_", strlen("__param_ops_")) == 0))
+ return 0;
+
/* Check for pattern 2 */
if (match(tosec, init_exit_sections) &&
match(fromsec, data_sections) &&
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