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+.TH "nvme_get_ctrl_attr" 9 "nvme_get_ctrl_attr" "January 2023" "libnvme API manual" LINUX
+.SH NAME
+nvme_get_ctrl_attr \- Read controller sysfs attribute
+.SH SYNOPSIS
+.B "char *" nvme_get_ctrl_attr
+.BI "(nvme_ctrl_t c "  ","
+.BI "const char *attr "  ");"
+.SH ARGUMENTS
+.IP "c" 12
+Controller instance
+.IP "attr" 12
+sysfs attribute name
+.SH "RETURN"
+String with the contents of \fIattr\fP or NULL in case of an empty value
+or in case of an error (indicated by non-zero errno code).