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board_hw_rev_ver.c: check for 'rv == OK' before reading the revision

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Otherwise a potential failure reading the hw version can get overwritten.
This commit is contained in:
Beat Küng
2022-11-21 11:30:57 +01:00
parent 8114aad983
commit 8bde2a7a28
1 changed files with 1 additions and 1 deletions
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platforms/nuttx/src/px4/stm/stm32_common/board_hw_info/board_hw_rev_ver.c
+1 -1
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@@ -468,7 +468,7 @@ int board_determine_hw_info()
path = NULL;
rvmft = px4_mtd_query("MTD_MFT_REV", NULL, &path);
if (rvmft == OK && path != NULL && hw_revision == HW_ID_EEPROM) {
if (rv == OK && rvmft == OK && path != NULL && hw_revision == HW_ID_EEPROM) {
mtd_mft_v0_t mtd_mft = {MTD_MFT_v0};
rv = board_get_eeprom_hw_info(path, (mtd_mft_t *)&mtd_mft);