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bluedroid: fix -Wchar-subscripts warning

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'unsigner char' cast recommended, https://stackoverflow.com/a/60696378
This commit is contained in:
Anton Maklakov
2022-01-30 20:36:12 +07:00
parent bcfec4ad74
commit b69efa20ad
1 changed files with 1 additions and 1 deletions
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components/bt/host/bluedroid/bta/hf_ag/bta_ag_cmd.c
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@@ -612,7 +612,7 @@ static UINT8 bta_ag_parse_chld(tBTA_AG_SCB *p_scb, char *p_s)
INT16 idx = -1; INT16 idx = -1;
UNUSED(p_scb); UNUSED(p_scb);
if (!isdigit(p_s[0])) { if (!isdigit((unsigned char)p_s[0])) {
return BTA_AG_INVALID_CHLD; return BTA_AG_INVALID_CHLD;
} }