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era_copy
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Bigger bug O_o

master
Vitaliy Filippov 2019-02-21 02:28:36 +03:00
parent 9279b3657e
commit 5154dc529f
1 changed files with 3 additions and 1 deletions
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4
era_copy.c
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@ -8,6 +8,7 @@
* License: GNU GPLv3.0 or later * License: GNU GPLv3.0 or later
*/ */
#define _GNU_SOURCE
#define _LARGEFILE64_SOURCE #define _LARGEFILE64_SOURCE
#include <sys/types.h> #include <sys/types.h>
#include <sys/stat.h> #include <sys/stat.h>
@ -122,7 +123,8 @@ void era_copy(char *src_path, int era_block_size, int print_progress)
int src = -1; int src = -1;
if (src_path != NULL) if (src_path != NULL)
{ {
src = open(src_path, O_RDONLY|O_LARGEFILE); // dm-era device may return incorrect data when used without O_DIRECT O_o
src = open(src_path, O_RDONLY|O_LARGEFILE|O_DIRECT);
if (src < 0) if (src < 0)
{ {
fprintf(stderr, "Failed to open %s for reading: %s\n", src_path, strerror(errno)); fprintf(stderr, "Failed to open %s for reading: %s\n", src_path, strerror(errno));