(/home/sate/Testcases/c/cve/wireshark-1.2.0/wiretap/ascend-scanner.c) |
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| 2388 | | | YY_BUFFER_STATE ascend_scan_bytes (yyconst char * yybytes, int _yybytes_len ) |
| 2389 | | | { |
| 2390 | | | YY_BUFFER_STATE b; |
| 2391 | | | char *buf; |
| 2392 | | | yy_size_t n; |
| 2393 | | | int i; |
| 2394 | | | |
| 2395 | | | |
| 2396 | | | n = _yybytes_len + 2; |
| 2397 | | | buf = (char *) ascendalloc(n ); |
| 2398 | | | if ( ! buf ) |
| 2399 | | | YY_FATAL_ERROR( "out of dynamic memory in ascend_scan_bytes()" ); |
| 2400 | | | |
| 2401 | | | for ( i = 0; i < _yybytes_len; ++i ) |
| 2402 | | | buf[i] = yybytes[i]; |
| 2403 | | | |
| 2404 | | | buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; |
| 2405 | | | |
| 2406 | | | b = ascend_scan_buffer(buf,n ); |
| 2407 | | | if ( ! b ) |
Redundant Condition
b always evaluates to false. This may be because: - There is a constant assignment to one or more of the variables involved.
- An earlier conditional statement has already ensured that b cannot be true.
- A crashing bug occurs on every path where b could have evaluated to true. Look for a preceding Null Pointer Dereference or Division By Zero warning.
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| 2408 | | | YY_FATAL_ERROR( "bad buffer in ascend_scan_bytes()" ); |
| 2409 | | | |
| 2410 | | | |
| 2411 | | | |
| 2412 | | | |
| 2413 | | | b->yy_is_our_buffer = 1; |
| 2414 | | | |
| 2415 | | | return b; |
| 2416 | | | } |
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