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Fixed issue with handling block device errors in lfs_file_sync

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lfs_file_sync was not correctly setting the LFS_F_ERRED flag.
Fortunately this is a relatively easy fix. LFS_F_ERRED prevents
further issues from occuring when cleaning up resources with
lfs_file_close.

found by TheLoneWolfling
This commit is contained in:
Christopher Haster
2019-04-09 17:41:26 -05:00
parent 0b76635f10
commit c2c2ce6b97
1 changed files with 3 additions and 0 deletions
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3
lfs.c
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@@ -2578,6 +2578,7 @@ int lfs_file_sync(lfs_t *lfs, lfs_file_t *file) {
while (true) { while (true) {
int err = lfs_file_flush(lfs, file); int err = lfs_file_flush(lfs, file);
if (err) { if (err) {
file->flags |= LFS_F_ERRED;
return err; return err;
} }
@@ -2613,6 +2614,7 @@ int lfs_file_sync(lfs_t *lfs, lfs_file_t *file) {
if (err == LFS_ERR_NOSPC && (file->flags & LFS_F_INLINE)) { if (err == LFS_ERR_NOSPC && (file->flags & LFS_F_INLINE)) {
goto relocate; goto relocate;
} }
file->flags |= LFS_F_ERRED;
return err; return err;
} }
@@ -2626,6 +2628,7 @@ relocate:
file->off = file->pos; file->off = file->pos;
err = lfs_file_relocate(lfs, file); err = lfs_file_relocate(lfs, file);
if (err) { if (err) {
file->flags |= LFS_F_ERRED;
return err; return err;
} }
} }