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Differential D43129

sendfile: Explicitly ignore errors from copyout()
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Authored by markj on Dec 20 2023, 1:01 AM.
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glebius
kib
Commits
rG3aa79121f2b8: sendfile: Explicitly ignore errors from copyout()
rGc7975edd99b7: sendfile: Explicitly ignore errors from copyout()
rGd0adc2f283ad: sendfile: Explicitly ignore errors from copyout()
Summary

There is a documented bug in sendfile.2 which notes that sendfile(2)
does not raise an error if it fails to copy out the number of bytes
written. Explicitly ignore the error from copyout() calls in
preparation for annotating copyout() with __result_use_check.

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rG FreeBSD src repository
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sys/
compat/
freebsd32/
2 lines
kern/
2 lines

Diff 131848

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sys/compat/freebsd32/freebsd32_misc.c

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sys/kern/kern_sendfile.c

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