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| author | Kévin Redon <kredon@sysmocom.de> | 2019-05-23 19:00:19 +0200 |
|---|---|---|
| committer | laforge <laforge@gnumonks.org> | 2019-06-13 13:49:30 +0000 |
| commit | 1af2cd56248b449f4bca7e5763c27043c4a78873 (patch) | |
| tree | 2113199c74e7c05060b86f0f49584d94b4271282 /src/utils.c | |
| parent | 274ac4dcc3c74f1ff0efcb1cee68c737bfa37044 (diff) | |
fix isdigit taking unsigned as input
fixes the following error warnings when cross-compiling using:
./configure --enable-static --prefix=/usr/local/arm-none-eabi --host=arm-none-eabi --enable-embedded --disable-doxygen --disable-shared --disable-pseudotalloc --enable-external-tests CFLAGS="-Os -ffunction-sections -fdata-sections -nostartfiles -nodefaultlibs -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations -Wno-error=cpp -mthumb -Os -mlong-calls -g3 -mcpu=cortex-m4 -mfloat-abi=softfp -mfpu=fpv4-sp-d16 -Wno-error=format"
utils.c:1002:18: error: array subscript has type 'char' [-Werror=char-subscripts]
1002 | if (!isdigit(in[i]))
gsm23003.c:414:34: error: array subscript has type 'char' [-Werror=char-subscripts]
414 | if (!mnc_str || !isdigit(mnc_str[0]) || strlen(mnc_str) > 3)
Change-Id: Ia13fd5ee79fc6dc3291c0b99958ab3c01afee17d
Diffstat (limited to 'src/utils.c')
| -rw-r--r-- | src/utils.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/utils.c b/src/utils.c index 7b7178ca..7364bfb1 100644 --- a/src/utils.c +++ b/src/utils.c @@ -999,7 +999,7 @@ char osmo_luhn(const char* in, int in_len) /* All input must be numbers */ for (i = 0; i < in_len; i++) { - if (!isdigit(in[i])) + if (!isdigit((unsigned char)in[i])) return -EINVAL; } |