| Server IP : 74.208.127.88 / Your IP : 216.73.216.68 Web Server : Apache/2.4.41 (Ubuntu) System : Linux ubuntu 5.4.0-163-generic #180-Ubuntu SMP Tue Sep 5 13:21:23 UTC 2023 x86_64 User : www-data ( 33) PHP Version : 7.4.3-4ubuntu2.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/self/root/lib/modules/5.4.0-163-generic/build/scripts/coccinelle/misc/ |
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// SPDX-License-Identifier: GPL-2.0-only /// Correct the size argument to alloc functions /// //# This makes an effort to find cases where the argument to sizeof is wrong //# in memory allocation functions by checking the type of the allocated memory //# when it is a double pointer and ensuring the sizeof argument takes a pointer //# to the the memory being allocated. There are false positives in cases the //# sizeof argument is not used in constructing the return value. The result //# may need some reformatting. // // Confidence: Moderate // Copyright: (C) 2014 Himangi Saraogi. // Comments: // Options: virtual patch virtual context virtual org virtual report //---------------------------------------------------------- // For context mode //---------------------------------------------------------- @depends on context disable sizeof_type_expr@ type T; T **x; @@ x = <+...sizeof( * T )...+> //---------------------------------------------------------- // For patch mode //---------------------------------------------------------- @depends on patch disable sizeof_type_expr@ type T; T **x; @@ x = <+...sizeof( - T + *x )...+> //---------------------------------------------------------- // For org and report mode //---------------------------------------------------------- @r depends on (org || report) disable sizeof_type_expr@ type T; T **x; position p; @@ x = <+...sizeof( T@p )...+> @script:python depends on org@ p << r.p; @@ coccilib.org.print_todo(p[0], "WARNING sizeof argument should be pointer type, not structure type") @script:python depends on report@ p << r.p; @@ msg="WARNING: Use correct pointer type argument for sizeof" coccilib.report.print_report(p[0], msg)