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-rw-r--r--fs/namei.c21
1 files changed, 4 insertions, 17 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 9e2a534383d9..09ce58e49e72 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -212,8 +212,7 @@ int generic_permission(struct inode *inode, int mask,
212 * Read/write DACs are always overridable. 212 * Read/write DACs are always overridable.
213 * Executable DACs are overridable if at least one exec bit is set. 213 * Executable DACs are overridable if at least one exec bit is set.
214 */ 214 */
215 if (!(mask & MAY_EXEC) || 215 if (!(mask & MAY_EXEC) || execute_ok(inode))
216 (inode->i_mode & S_IXUGO) || S_ISDIR(inode->i_mode))
217 if (capable(CAP_DAC_OVERRIDE)) 216 if (capable(CAP_DAC_OVERRIDE))
218 return 0; 217 return 0;
219 218
@@ -249,23 +248,11 @@ int inode_permission(struct inode *inode, int mask)
249 } 248 }
250 249
251 /* Ordinary permission routines do not understand MAY_APPEND. */ 250 /* Ordinary permission routines do not understand MAY_APPEND. */
252 if (inode->i_op && inode->i_op->permission) { 251 if (inode->i_op && inode->i_op->permission)
253 retval = inode->i_op->permission(inode, mask); 252 retval = inode->i_op->permission(inode, mask);
254 if (!retval) { 253 else
255 /*
256 * Exec permission on a regular file is denied if none
257 * of the execute bits are set.
258 *
259 * This check should be done by the ->permission()
260 * method.
261 */
262 if ((mask & MAY_EXEC) && S_ISREG(inode->i_mode) &&
263 !(inode->i_mode & S_IXUGO))
264 return -EACCES;
265 }
266 } else {
267 retval = generic_permission(inode, mask, NULL); 254 retval = generic_permission(inode, mask, NULL);
268 } 255
269 if (retval) 256 if (retval)
270 return retval; 257 return retval;
271 258