1eaf7e76b
Denys Vlasenko
2010-06-26
Subject
libbb/copyfd.c: fix the case of copy buffer <= 4kb
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libbb/copyfd.c+3 -1
| @@ -17,19 +17,21 @@ static off_t bb_full_fd_action(int src_fd, int dst_fd, off_t size) | |
| { | |
| int status = -1; | |
| off_t total = 0; | |
| + | bool continue_on_write_error = 0; |
| #if CONFIG_FEATURE_COPYBUF_KB <= 4 | |
| char buffer[CONFIG_FEATURE_COPYBUF_KB * 1024]; | |
| enum { buffer_size = sizeof(buffer) }; | |
| #else | |
| char *buffer; | |
| int buffer_size; | |
| - | bool continue_on_write_error = 0; |
| + | #endif |
| if (size < 0) { | |
| size = -size; | |
| continue_on_write_error = 1; | |
| } | |
| + | #if CONFIG_FEATURE_COPYBUF_KB > 4 |
| if (size > 0 && size <= 4 * 1024) | |
| goto use_small_buf; | |
| /* We want page-aligned buffer, just in case kernel is clever | |