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author | Tom Rini <trini@konsulko.com> | 2023-01-09 11:30:08 -0500 |
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committer | Tom Rini <trini@konsulko.com> | 2023-01-09 11:30:08 -0500 |
commit | cebdfc22da6eb81793b616e855bc4d6d89c1c7a6 (patch) | |
tree | 44eaafcbe4866712d361304882e7d56ca0ef1682 /tools/env/fw_env.c | |
parent | 62e2ad1ceafbfdf2c44d3dc1b6efc81e768a96b9 (diff) | |
parent | fe33066d246462551f385f204690a11018336ac8 (diff) |
Merge branch 'next'
Signed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'tools/env/fw_env.c')
-rw-r--r-- | tools/env/fw_env.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c index c251e2e6ba7..c9a8774acef 100644 --- a/tools/env/fw_env.c +++ b/tools/env/fw_env.c @@ -1733,6 +1733,7 @@ static int find_nvmem_device(void) while (!nvmem && (dent = readdir(dir))) { FILE *fp; + size_t size; if (!strcmp(dent->d_name, ".") || !strcmp(dent->d_name, "..")) { continue; @@ -1748,7 +1749,14 @@ static int find_nvmem_device(void) continue; } - fread(buf, sizeof(buf), 1, fp); + size = fread(buf, sizeof(buf), 1, fp); + if (size != 1) { + fprintf(stderr, + "read failed about %s\n", comp); + fclose(fp); + return -EIO; + } + if (!strcmp(buf, "u-boot,env")) { bytes = asprintf(&nvmem, "%s/%s/nvmem", path, dent->d_name); |