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authorLeah Rowe <leah@libreboot.org>2026-03-28 08:32:27 +0000
committerLeah Rowe <leah@libreboot.org>2026-03-28 08:32:27 +0000
commit4ecdadb7a601b0613e65bf8547d17b39ed87153f (patch)
tree2f29c2b6adc0b2891ceed08541b8c4645df2c413 /util/libreboot-utils/lib/file.c
parent49cac232d8e3cc6147a530d4f7971832f6b869b5 (diff)
libreboot-utils: unified errno handling on returns
Signed-off-by: Leah Rowe <leah@libreboot.org>
Diffstat (limited to 'util/libreboot-utils/lib/file.c')
-rw-r--r--util/libreboot-utils/lib/file.c36
1 files changed, 7 insertions, 29 deletions
diff --git a/util/libreboot-utils/lib/file.c b/util/libreboot-utils/lib/file.c
index 5d656e0e..96654640 100644
--- a/util/libreboot-utils/lib/file.c
+++ b/util/libreboot-utils/lib/file.c
@@ -62,11 +62,7 @@ same_file(int fd, struct stat *st_old,
return 0;
err_same_file:
-
- if (errno == saved_errno)
- errno = ESTALE;
-
- return -1;
+ return set_errno(saved_errno, ESTALE);
}
void
@@ -155,13 +151,11 @@ fsync_dir(const char *path)
err_fsync_dir:
- if (errno == saved_errno)
- errno = EIO;
free_and_set_null(&dirbuf);
close_on_eintr(&dirfd);
- return -1;
+ return set_errno(saved_errno, EIO);
}
/* rw_file_exact() - Read perfectly or die
@@ -264,10 +258,7 @@ rw_file_exact(int fd, unsigned char *mem, size_t nrw,
err_rw_file_exact:
- if (errno == saved_errno)
- errno = EIO;
-
- return -1;
+ return set_errno(saved_errno, EIO);
}
/* prw() - portable read-write with more
@@ -446,11 +437,7 @@ real_pread_pwrite:
#endif
err_prw:
-
- if (errno == saved_errno)
- errno = EIO;
-
- return -1;
+ return set_errno(saved_errno, EIO);
}
int
@@ -472,10 +459,7 @@ io_args(int fd, void *mem, size_t nrw,
return 0;
err_io_args:
- if (errno == saved_errno)
- errno = EINVAL;
-
- return -1;
+ return set_errno(saved_errno, EINVAL);
}
int
@@ -493,10 +477,7 @@ check_file(int fd, struct stat *st)
return 0;
err_is_file:
- if (errno == saved_errno)
- errno = EINVAL;
-
- return -1;
+ return set_errno(saved_errno, EINVAL);
}
/* POSIX can say whatever it wants.
@@ -518,10 +499,7 @@ rw_over_nrw(ssize_t r, size_t nrw)
return r;
err_rw_over_nrw:
- if (errno == saved_errno)
- errno = EIO;
-
- return -1;
+ return set_errno(saved_errno, EIO);
}
off_t