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util/nvmutil: reduce the size of rnum to 12

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we only need 12 bytes at a maximum

Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-03-03 15:41:21 +00:00
parent d9d628e146
commit 403fd260b5
1 changed files with 2 additions and 2 deletions
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util/nvmutil/nvmutil.c
+2 -2
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@@ -340,9 +340,9 @@ hextonum(char ch)
static uint8_t static uint8_t
rhex(void) rhex(void)
{ {
static uint8_t n = 0, rnum[16]; static uint8_t n = 0, rnum[12];
if (!n) if (!n)
err_if(read(rfd, (uint8_t *) &rnum, (n = 15) + 1) == -1); err_if(read(rfd, (uint8_t *) &rnum, (n = 11) + 1) == -1);
return rnum[n--] & 0xf; return rnum[n--] & 0xf;
} }