Hi Richard, [auto build test WARNING on pcmoore-audit/next] [also build test WARNING on v4.10 next-20170302] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Richard-Guy-Briggs/audit-show-fstype-pathname-for-entries-with-anonymous-parents/20170302-200143 base: git://git.infradead.org/users/pcmoore/audit next config: i386-defconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): kernel/auditsc.c: In function '__audit_inode_child': >> kernel/auditsc.c:1920:27: warning: passing argument 1 of 'dget_parent' >> discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] n->dentry = dget_parent(dentry); ^~~~~~ In file included from include/linux/fs.h:7:0, from kernel/auditsc.c:50: include/linux/dcache.h:322:23: note: expected 'struct dentry *' but argument is of type 'const struct dentry *' extern struct dentry *dget_parent(struct dentry *dentry); ^~~~~~~~~~~ >> kernel/auditsc.c:1943:30: warning: passing argument 1 of 'dget' discards >> 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] found_child->dentry = dget(dentry); ^~~~~~ In file included from include/linux/fs.h:7:0, from kernel/auditsc.c:50: include/linux/dcache.h:315:30: note: expected 'struct dentry *' but argument is of type 'const struct dentry *' static inline struct dentry *dget(struct dentry *dentry) ^~~~ vim +1920 kernel/auditsc.c 1914 if (!found_parent) { 1915 /* create a new, "anonymous" parent record */ 1916 n = audit_alloc_name(context, AUDIT_TYPE_PARENT); 1917 if (!n) 1918 return; 1919 audit_copy_inode(n, NULL, parent); > 1920 n->dentry = dget_parent(dentry); 1921 } 1922 1923 if (!found_child) { 1924 found_child = audit_alloc_name(context, type); 1925 if (!found_child) 1926 return; 1927 1928 /* Re-use the name belonging to the slot for a matching parent 1929 * directory. All names for this context are relinquished in 1930 * audit_free_names() */ 1931 if (found_parent) { 1932 found_child->name = found_parent->name; 1933 found_child->name_len = AUDIT_NAME_FULL; 1934 found_child->name->refcnt++; 1935 } 1936 } 1937 1938 if (inode) 1939 audit_copy_inode(found_child, dentry, inode); 1940 else 1941 found_child->ino = AUDIT_INO_UNSET; 1942 if (!found_parent) > 1943 found_child->dentry = dget(dentry); 1944 } 1945 EXPORT_SYMBOL_GPL(__audit_inode_child); 1946 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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