From c78e3e170a63bb1804b47d4f5a6652aad0e4d3b2 Mon Sep 17 00:00:00 2001 From: Theodore Ts'o Date: Tue, 6 Oct 2020 08:29:09 -0400 Subject: [PATCH 12/46] debugfs: fix parse_uint for 64-bit fields Content-Type: text/plain The logic for handling 64-bit structure elements was reversed, which caused attempts to set fields like kbytes_written to fail: % debugfs -w /tmp/foo.img debugfs 1.45.6 (20-Mar-2020) debugfs: set_super_value kbytes_written 1024 64-bit field kbytes_written has a second 64-bit field defined; BUG?!? https://github.com/tytso/e2fsprogs/issues/36 Signed-off-by: Theodore Ts'o Signed-off-by: Lukas Czerner --- debugfs/set_fields.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/debugfs/set_fields.c b/debugfs/set_fields.c index 5142554d..281f2c5d 100644 --- a/debugfs/set_fields.c +++ b/debugfs/set_fields.c @@ -487,10 +487,7 @@ static errcode_t parse_uint(struct field_set_info *info, char *field, n = num & mask; switch (size) { case 8: - /* Should never get here */ - fprintf(stderr, "64-bit field %s has a second 64-bit field\n" - "defined; BUG?!?\n", info->name); - *u.ptr64 = 0; + *u.ptr64 = n; break; case 4: *u.ptr32 = n; @@ -510,7 +507,10 @@ static errcode_t parse_uint(struct field_set_info *info, char *field, size = 2; switch (size) { case 8: - *u.ptr64 = n; + /* Should never get here */ + fprintf(stderr, "64-bit field %s has a second 64-bit field\n" + "defined; BUG?!?\n", info->name); + *u.ptr64 = 0; break; case 4: *u.ptr32 = n; -- 2.35.1