diff mbox series

[v1,9/9] sysctl: Fixes max-user-freq bounds

Message ID 20250127142014.37834-10-nicolas.bouchinet@clip-os.org (mailing list archive)
State Changes Requested
Headers show
Series Fixes multiple sysctl bound checks | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Guessed tree name to be net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers fail 3 maintainers not CCed: gregkh@linuxfoundation.org arnd@arndb.de clemens@ladisch.de
netdev/build_clang success Errors and warnings before: 2 this patch: 2
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 10 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest warning net-next-2025-01-27--18-00 (tests: 770)

Commit Message

Nicolas Bouchinet Jan. 27, 2025, 2:20 p.m. UTC 
From: Nicolas Bouchinet <nicolas.bouchinet@ssi.gouv.fr>

Bound max-user-freq sysctl writings between SYSCTL_ZERO
and SYSCTL_INT_MAX.

The proc_handler has thus been updated to proc_dointvec_minmax.

Signed-off-by: Nicolas Bouchinet <nicolas.bouchinet@ssi.gouv.fr>
---
 drivers/char/hpet.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 48fe96ab46490..02d2e76b7ef7e 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -730,7 +730,9 @@  static struct ctl_table hpet_table[] = {
 	 .data = &hpet_max_freq,
 	 .maxlen = sizeof(int),
 	 .mode = 0644,
-	 .proc_handler = proc_dointvec,
+	 .proc_handler = proc_dointvec_minmax,
+	 .extra1 = SYSCTL_ZERO,
+	 .extra2 = SYSCTL_INT_MAX,
 	 },
 };