saveenv: close file
Close the file in saveenv before calling envfs_save and reopen it afterwards. NAND Bad block aware devices allow opening a file only once. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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3b4fece6d5
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@ -47,7 +47,7 @@ static int do_saveenv(cmd_tbl_t *cmdtp, int argc, char *argv[])
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fd = open(filename, O_WRONLY | O_CREAT);
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if (fd < 0) {
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printf("could not open %s: %s", filename, errno_str());
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printf("could not open %s: %s\n", filename, errno_str());
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return 1;
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}
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@ -62,10 +62,11 @@ static int do_saveenv(cmd_tbl_t *cmdtp, int argc, char *argv[])
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ret = erase(fd, ~0, 0);
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close(fd);
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/* ENOSYS is no error here, many devices do not need it */
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if (ret && errno != -ENOSYS) {
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printf("could not erase %s: %s\n", filename, errno_str());
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close(fd);
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return 1;
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}
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@ -75,6 +76,8 @@ static int do_saveenv(cmd_tbl_t *cmdtp, int argc, char *argv[])
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goto out;
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}
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fd = open(filename, O_WRONLY | O_CREAT);
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ret = protect(fd, ~0, 0, 1);
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/* ENOSYS is no error here, many devices do not need it */
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