[Mesa-dev] [PATCH v2 5/5] intel/tools: avoid 'ignoring return value'

asimiklit.work at gmail.com asimiklit.work at gmail.com
Tue Nov 13 12:19:32 UTC 2018


From: Andrii Simiklit <andrii.simiklit at globallogic.com>

1. tools/i965_disasm.c:58:4: warning:
     ignoring return value of ‘fread’,
     declared with attribute warn_unused_result
     fread(assembly, *end, 1, fp);

v2: - Fixed incorrect return value check.
       ( Eric Engestrom <eric.engestrom at intel.com> )

Signed-off-by: Andrii Simiklit <andrii.simiklit at globallogic.com>
---
 src/intel/tools/i965_disasm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/intel/tools/i965_disasm.c b/src/intel/tools/i965_disasm.c
index 73a6760fc1..329f6327ed 100644
--- a/src/intel/tools/i965_disasm.c
+++ b/src/intel/tools/i965_disasm.c
@@ -55,7 +55,8 @@ i965_disasm_read_binary(FILE *fp, size_t *end)
    if (assembly == NULL)
       return NULL;
 
-   fread(assembly, *end, 1, fp);
+   MAYBE_UNUSED size_t size = fread(assembly, *end, 1, fp);
+   assert((size || (*end == 0)) && "error: unable to read all elements!");
    fclose(fp);
 
    return assembly;
-- 
2.17.1



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