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amd/ac_gpu_info: fix warning on fread unused result

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fixes this warning:
ignoring return value of 'fread' declared with attribute 'warn_unused_result' [-Wunused-result]

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15502>
This commit is contained in:
Mihai Preda
2022-03-14 11:25:40 +02:00
committed by Marge Bot
parent 49dd707ca2
commit ff2b2bc568
1 changed files with 9 additions and 4 deletions
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13
src/amd/common/ac_gpu_info.c
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@@ -1272,13 +1272,18 @@ bool ac_query_gpu_info(int fd, void *dev_p, struct radeon_info *info,
FILE *f = fopen(ib_filename, "r");
if (f) {
fseek(f, 0, SEEK_END);
int size = ftell(f);
size_t size = ftell(f);
uint32_t *ib = (uint32_t *)malloc(size);
fseek(f, 0, SEEK_SET);
fread(ib, 1, size, f);
fclose(f);
size_t n_read = fread(ib, 1, size, f);
fclose(f);
ac_parse_ib(stdout, ib, size / 4, NULL, 0, "IB", info->chip_class, NULL, NULL);
if (n_read != size) {
fprintf(stderr, "failed to read %zu bytes from '%s'\n", size, ib_filename);
exit(1);
}
ac_parse_ib(stdout, ib, size / 4, NULL, 0, "IB", info->chip_class, NULL, NULL);
free(ib);
exit(0);
}