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authorRichard Guy Briggs <rgb@redhat.com>2023-02-04 00:35:14 +0300
committerJan Kara <jack@suse.cz>2023-02-07 14:53:32 +0300
commit2e0a547164b1384a87fd3500a01297222b0971b0 (patch)
treebe92ce10334aec5b29ac7df2c06e7dc6c9432aa9 /include/linux/audit.h
parent05ecb680708a1dbe6554d6fc17e5d9a8a7cb5e6a (diff)
downloadlinux-2e0a547164b1384a87fd3500a01297222b0971b0.tar.xz
fanotify: Ensure consistent variable type for response
The user space API for the response variable is __u32. This patch makes sure that the whole path through the kernel uses u32 so that there is no sign extension or truncation of the user space response. Suggested-by: Steve Grubb <sgrubb@redhat.com> Link: https://lore.kernel.org/r/12617626.uLZWGnKmhe@x2 Signed-off-by: Richard Guy Briggs <rgb@redhat.com> Acked-by: Paul Moore <paul@paul-moore.com> Tested-by: Steve Grubb <sgrubb@redhat.com> Acked-by: Steve Grubb <sgrubb@redhat.com> Signed-off-by: Jan Kara <jack@suse.cz> Message-Id: <3778cb0b3501bc4e686ba7770b20eb9ab0506cf4.1675373475.git.rgb@redhat.com>
Diffstat (limited to 'include/linux/audit.h')
-rw-r--r--include/linux/audit.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 3608992848d3..d6b7d0c7ce43 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -416,7 +416,7 @@ extern void __audit_log_capset(const struct cred *new, const struct cred *old);
extern void __audit_mmap_fd(int fd, int flags);
extern void __audit_openat2_how(struct open_how *how);
extern void __audit_log_kern_module(char *name);
-extern void __audit_fanotify(unsigned int response);
+extern void __audit_fanotify(u32 response);
extern void __audit_tk_injoffset(struct timespec64 offset);
extern void __audit_ntp_log(const struct audit_ntp_data *ad);
extern void __audit_log_nfcfg(const char *name, u8 af, unsigned int nentries,
@@ -523,7 +523,7 @@ static inline void audit_log_kern_module(char *name)
__audit_log_kern_module(name);
}
-static inline void audit_fanotify(unsigned int response)
+static inline void audit_fanotify(u32 response)
{
if (!audit_dummy_context())
__audit_fanotify(response);
@@ -679,7 +679,7 @@ static inline void audit_log_kern_module(char *name)
{
}
-static inline void audit_fanotify(unsigned int response)
+static inline void audit_fanotify(u32 response)
{ }
static inline void audit_tk_injoffset(struct timespec64 offset)